The Ego Booster is a mod created by Artisan Vaping. This mod adds variable voltage 3.3v-4.7v to all your existing Ego batteries in a compact package. I’ve had my Ego Booster for about 3 weeks. This ended up being long, I’m sorry for that. 
Appearance/Build

The ego booster arrives in a very handsome box. It looks very much like a mall jewelry store ring box.
The body of the mod is very compact. It measures about 5cm in length and has the same circumference as a Joye ego battery. It is solid but not very heavy. The body looks and feels well constructed, very much like a mass produced ego battery. If someone had told me it was made by Joye, I wouldn’t doubt it. The threading seems durable, it screws on and off very smoothly.

From left to right, here it is on 650mah with Ego cone, on a 1000mah with an Ego Cone, and on a 1000mah with silver triple coil carto and drip tip (so you get a feel of how it looks with silver).
One big advantage of the EB I have been enjoying is that its not a full mod. This makes it so extremely flexible. Want to have a smaller PV, no problem attach a 650mah battery to it. Need more on the go time, screw it onto a 1000mah battery. Want to move it around, attach it to this setup, then that setup, etc. According to their FAQ, it will work with battery mods as well, but I would contact them and ask first if this is your intention:
.

There is one thing I wish was better. The dial doesn’t have any hash markings, so I never know exactly what voltage I am on. The manual (pic above) gives you a nice guide, but in practice, you can never tell exactly what voltage you are on. In this review, when I reference a voltage I will use ‘~’ to denote what I think the voltage is.
Support
As of right now, the EB is only available from Happervaper in Canada. I won’t go into details, since that is a retail outlet and not directly relevant here, but Jack over at Happyvaper provided me excellent service. There was one issue with a missing atty but I believe it is being rectified.
Artisan Vaper is the maker of the EB and I can say they have provided me with the best warranty service I have ever received. To keep this review from being too long, please go here where I wrote about it at Reddit. The bottom line is, I am in the Philippines and Artisan Vaping is in Canada, yet they got a replacement EB to me in 3 business days. Now that is warranty service!
Performance
I have taken a multimeter to this mod many times and it performs exactly as advertised every time I took a reading. The voltage is rock steady for as long as I hold the button down for. I do not have a way to test it under load but from my vaping I believe it works as it should under load as well.
I have tested the EB with a 306LR, 306, 510 bridgeless, 510, 510LR, 510-t, 510-t LR, dual coil carto (1.5ohm, 2.0ohm and smoktech 1.5ohm), triple coil carto, echo carto, ego-t LR and ego-t regular. My preference with vaping is flavor and TH. I do not care too much about vapor; as long as there is some and I can see it, I am good.
I have not developed a preference yet between attys and cartos, so I am switching things around a lot.
I find LR attys don’t need the EB. That is not to say it doesn’t work, but it doesn’t seem to do much. According to the FAQ, only about 25-33% of the dial will work on a LR atty. In my experience, even that 25% doesn't seem to effect output of the LR heating element noticeably.
My favorite experience with the EB is with the vapemate and the 510 bridgeless and dewicked atty. The ability to dial in my juices is pure pleasure. The 510 can only take ~4.2-4.5v for every juice I have tried. Any higher and I started to get burnt taste.
The 306 atty can do 4.7v, though it’s a bit hot. I like tanks, and I use Ego-t type B and 510-t with the EB on active days. I run them between ~4.2-4.5v and really enjoy the vape a lot. I have called the Joye tanks ‘the most divisive device’ at ECF so I won’t get into that aspect, but if you like the tank attys, it seems the EB was made for them. It delivers enhanced flavor production and TH.
Cartos work well on the EB. I found I liked the 1.5ohm dual coils better than the 2.0ohm dual coils on the EB, and run them at ~3.7-4.4v. The 2.0ohm can run at 4.7v without being too hot, whereas the 1.5ohm causes throat burn at 4.7v when chain vaping. Flavor-wise, the 1.5ohm at ~4.2-4.5v is the best for me.
The triple coil cartos also work well. I run it at ~4.5-4.7v. The difference between the triple and dual coils on the EB is slight. I feel the triple coils give slightly more flavor. I am not sure if its worth the price premium for everyone, but I will probably buy more when the 10 I have get used up.
Echo carto fans can also really enjoy the EB. It makes them very sweet at ~4.4-4.6v. I had previously only used the Echos at 4.2v but at the higher voltage I get more flavor and TH. It’s a very nice vape.
Batteries
For battery compatibility, it is best to ask Artisan Vaping if your batts will work with the EB. Officially I believe they say to use Joye batts. From my experience, I have Dealextreme ego clone batteries (2 of them) which do 4.2v fully charged. They did not work with the EB. I also have a 650mah clone Ego batt (no 5 click protection and no labeling) that does work. I have 650mah and 1000mah Joye pass-through batts and they do work with the EB perfectly.
The most frequent question I have gotten is the EB’s effect on battery life. So I did some testing. My results from battery testing are purely anecdotal. I am not setup to do battery stress tests or measure the drain rate or anything like that.
I initially had trouble finding an average, or keeping track of battery life, because I was constantly turning the dial. So what I decided to do is standardize my testing. I rotated between one 1000mah and one 650mah genuine Joye Ego (5 click protection) batteries I bought from Greenhouseone. I only used those 2 batteries for the duration of the test. I used them till they died, then swapped in the other battery and left the dead one in the charger till the one I was using died. I tested these batteries under 3 conditions with 3 testing cycles for each group. The first set of tests was using a regular 306 atty I got from Healthcabin and ran it consistently at 4.7v. Second set of tests was using a 510 regular bridgeless and dewicked 510 I got from Greenhouseone (I dewicked it myself) at ~4.2v. The last set of tests was using the same 510 bridgeless/dewicked atty without the EB as a control group. I hope anyone reading this appreciates my sacrifice to not vary my voltage for over a week to conduct these tests.
My vaping style was pretty consistent while I was testing. It consisted of taking 1-3 pulls every 10-15 minutes for about half the day. Then, for the other half, it was breaks of about 45 minutes to 1.5 hours between active (chain vaping really) sessions of about 10-20 minutes.
Format is hh:mm (e.g. 11:23=11 hours and 23 mins) and I added logged hours if I slept in-between log periods and the battery had not died.
Under the control group of 510 atty with no EB:
650mah: 11:23, 10:46, 10:12.
1000mah: 18:36, 17:42, 18:05
Group 1 testing 306 4.7v:
650mah: 9:12, 10:06, 9:39
1000mah: 15:19, 16:35, incomplete data
Group 2 testing 510 ~4.2v:
650mah: 9:41, 10:52, incomplete data
1000mah: 16:09, 15:22, 16:52
As you can see, this anecdotal testing indicates that the EB does have an impact on battery life over not using an EB, however its not very large. In my results, I was surprised to discover that between ~4.2v and 4.7v there was not much difference in battery consumption.
Worth the Money?
The big question, is it worth the cost? Let me put it this way, not only did I pay for the ego booster, but I paid an extra CAD120 to get it Fedex’d to me because I had a time issue. Then I got gouged for another PHP2300 in customs duties by Fedex (it would’ve been P40 if I opted for standard mail) when it arrived at my door. Even with all that, for me, I feel like its worth what I paid for it.
My goal in getting an ego booster is VV to travel with, so that means no extra attention from security and minimal impact to my “go” gear. In terms of traveling, I am less than a week from a long multi city trip, so I will have to update later on how successful this goal is.
For others, I would say if you travel often and want VV on the road, this is a ‘must have’. For non-travelers, this fits a specific need. The EB gives you VV in a flexible, compact form and uses ego batteries. It offers VV in an inexpensive format, looks good, and works with your existing gear. So I would say its definitely worth it, if you have already invested in ego batteries and want VV on a budget without sacrificing on appearance.
There is now the 3-mode Ego battery which Healthcabin has the lowest current price I’ve seen for it. I haven’t tried it, but it tops out at 4.2v and only offers 3.3v and 3.7v as the other options. For me, 4.2v is not high enough to drive many of the heating elements out there well and the lack of being able to choose in-between voltages is a big limitation. Also, Ego batts don’t last forever, and you will have to throw it out after ~300 charges, the EB will last much longer than that. The EB warranty covers it for 2 years. All that said, if you are really on a budget, I would be remiss if I didn’t mention it as an option to check out, but I don't think its in the same league as the EB.
In terms of service Artisan Vaping is, without question, top notch. So if you are worried what happens if something happens and you are halfway around the world, like I am, put your fears to rest. They will not only take care of you, but they will do it with style and speed.
I hope his has been a helpful and informative read. If you have questions, I will be happy to answer them. However, technical questions should be directed to artisan vaping as I am only marginally equipped to handle those
.
Edit: I got a request for ruler a pic of the EB with 650mah and an Ego-T type A so here it is:


Appearance/Build


The ego booster arrives in a very handsome box. It looks very much like a mall jewelry store ring box.
The body of the mod is very compact. It measures about 5cm in length and has the same circumference as a Joye ego battery. It is solid but not very heavy. The body looks and feels well constructed, very much like a mass produced ego battery. If someone had told me it was made by Joye, I wouldn’t doubt it. The threading seems durable, it screws on and off very smoothly.



From left to right, here it is on 650mah with Ego cone, on a 1000mah with an Ego Cone, and on a 1000mah with silver triple coil carto and drip tip (so you get a feel of how it looks with silver).
One big advantage of the EB I have been enjoying is that its not a full mod. This makes it so extremely flexible. Want to have a smaller PV, no problem attach a 650mah battery to it. Need more on the go time, screw it onto a 1000mah battery. Want to move it around, attach it to this setup, then that setup, etc. According to their FAQ, it will work with battery mods as well, but I would contact them and ask first if this is your intention:
Personally, I really like the look of it. I order most of my gear in either black or clear, so it fits in with everything perfectly. Though if you opted for silver/steel with your gear, I am very confident Artisan Vaping will have you covered very soonif you plug the Ego Booster into a mod with an IMR battery which can handle the higher current, then you should be able to adjust the output voltage over a much greater range. The limiting factor under these conditions would be the Ego Booster’s maximum current output, which is 3A. If you try to draw more current than 3A out of the Ego Booster, the current limiting will kick in and the output voltage will stay constant.

There is one thing I wish was better. The dial doesn’t have any hash markings, so I never know exactly what voltage I am on. The manual (pic above) gives you a nice guide, but in practice, you can never tell exactly what voltage you are on. In this review, when I reference a voltage I will use ‘~’ to denote what I think the voltage is.
Support
As of right now, the EB is only available from Happervaper in Canada. I won’t go into details, since that is a retail outlet and not directly relevant here, but Jack over at Happyvaper provided me excellent service. There was one issue with a missing atty but I believe it is being rectified.
Artisan Vaper is the maker of the EB and I can say they have provided me with the best warranty service I have ever received. To keep this review from being too long, please go here where I wrote about it at Reddit. The bottom line is, I am in the Philippines and Artisan Vaping is in Canada, yet they got a replacement EB to me in 3 business days. Now that is warranty service!
Performance
I have taken a multimeter to this mod many times and it performs exactly as advertised every time I took a reading. The voltage is rock steady for as long as I hold the button down for. I do not have a way to test it under load but from my vaping I believe it works as it should under load as well.
I have tested the EB with a 306LR, 306, 510 bridgeless, 510, 510LR, 510-t, 510-t LR, dual coil carto (1.5ohm, 2.0ohm and smoktech 1.5ohm), triple coil carto, echo carto, ego-t LR and ego-t regular. My preference with vaping is flavor and TH. I do not care too much about vapor; as long as there is some and I can see it, I am good.
I find LR attys don’t need the EB. That is not to say it doesn’t work, but it doesn’t seem to do much. According to the FAQ, only about 25-33% of the dial will work on a LR atty. In my experience, even that 25% doesn't seem to effect output of the LR heating element noticeably.
My favorite experience with the EB is with the vapemate and the 510 bridgeless and dewicked atty. The ability to dial in my juices is pure pleasure. The 510 can only take ~4.2-4.5v for every juice I have tried. Any higher and I started to get burnt taste.
The 306 atty can do 4.7v, though it’s a bit hot. I like tanks, and I use Ego-t type B and 510-t with the EB on active days. I run them between ~4.2-4.5v and really enjoy the vape a lot. I have called the Joye tanks ‘the most divisive device’ at ECF so I won’t get into that aspect, but if you like the tank attys, it seems the EB was made for them. It delivers enhanced flavor production and TH.
Cartos work well on the EB. I found I liked the 1.5ohm dual coils better than the 2.0ohm dual coils on the EB, and run them at ~3.7-4.4v. The 2.0ohm can run at 4.7v without being too hot, whereas the 1.5ohm causes throat burn at 4.7v when chain vaping. Flavor-wise, the 1.5ohm at ~4.2-4.5v is the best for me.
The triple coil cartos also work well. I run it at ~4.5-4.7v. The difference between the triple and dual coils on the EB is slight. I feel the triple coils give slightly more flavor. I am not sure if its worth the price premium for everyone, but I will probably buy more when the 10 I have get used up.
Echo carto fans can also really enjoy the EB. It makes them very sweet at ~4.4-4.6v. I had previously only used the Echos at 4.2v but at the higher voltage I get more flavor and TH. It’s a very nice vape.
Batteries
For battery compatibility, it is best to ask Artisan Vaping if your batts will work with the EB. Officially I believe they say to use Joye batts. From my experience, I have Dealextreme ego clone batteries (2 of them) which do 4.2v fully charged. They did not work with the EB. I also have a 650mah clone Ego batt (no 5 click protection and no labeling) that does work. I have 650mah and 1000mah Joye pass-through batts and they do work with the EB perfectly.
The most frequent question I have gotten is the EB’s effect on battery life. So I did some testing. My results from battery testing are purely anecdotal. I am not setup to do battery stress tests or measure the drain rate or anything like that.
I initially had trouble finding an average, or keeping track of battery life, because I was constantly turning the dial. So what I decided to do is standardize my testing. I rotated between one 1000mah and one 650mah genuine Joye Ego (5 click protection) batteries I bought from Greenhouseone. I only used those 2 batteries for the duration of the test. I used them till they died, then swapped in the other battery and left the dead one in the charger till the one I was using died. I tested these batteries under 3 conditions with 3 testing cycles for each group. The first set of tests was using a regular 306 atty I got from Healthcabin and ran it consistently at 4.7v. Second set of tests was using a 510 regular bridgeless and dewicked 510 I got from Greenhouseone (I dewicked it myself) at ~4.2v. The last set of tests was using the same 510 bridgeless/dewicked atty without the EB as a control group. I hope anyone reading this appreciates my sacrifice to not vary my voltage for over a week to conduct these tests.
My vaping style was pretty consistent while I was testing. It consisted of taking 1-3 pulls every 10-15 minutes for about half the day. Then, for the other half, it was breaks of about 45 minutes to 1.5 hours between active (chain vaping really) sessions of about 10-20 minutes.
Format is hh:mm (e.g. 11:23=11 hours and 23 mins) and I added logged hours if I slept in-between log periods and the battery had not died.
Under the control group of 510 atty with no EB:
650mah: 11:23, 10:46, 10:12.
1000mah: 18:36, 17:42, 18:05
Group 1 testing 306 4.7v:
650mah: 9:12, 10:06, 9:39
1000mah: 15:19, 16:35, incomplete data
Group 2 testing 510 ~4.2v:
650mah: 9:41, 10:52, incomplete data
1000mah: 16:09, 15:22, 16:52
As you can see, this anecdotal testing indicates that the EB does have an impact on battery life over not using an EB, however its not very large. In my results, I was surprised to discover that between ~4.2v and 4.7v there was not much difference in battery consumption.
Worth the Money?
The big question, is it worth the cost? Let me put it this way, not only did I pay for the ego booster, but I paid an extra CAD120 to get it Fedex’d to me because I had a time issue. Then I got gouged for another PHP2300 in customs duties by Fedex (it would’ve been P40 if I opted for standard mail) when it arrived at my door. Even with all that, for me, I feel like its worth what I paid for it.
My goal in getting an ego booster is VV to travel with, so that means no extra attention from security and minimal impact to my “go” gear. In terms of traveling, I am less than a week from a long multi city trip, so I will have to update later on how successful this goal is.
For others, I would say if you travel often and want VV on the road, this is a ‘must have’. For non-travelers, this fits a specific need. The EB gives you VV in a flexible, compact form and uses ego batteries. It offers VV in an inexpensive format, looks good, and works with your existing gear. So I would say its definitely worth it, if you have already invested in ego batteries and want VV on a budget without sacrificing on appearance.
There is now the 3-mode Ego battery which Healthcabin has the lowest current price I’ve seen for it. I haven’t tried it, but it tops out at 4.2v and only offers 3.3v and 3.7v as the other options. For me, 4.2v is not high enough to drive many of the heating elements out there well and the lack of being able to choose in-between voltages is a big limitation. Also, Ego batts don’t last forever, and you will have to throw it out after ~300 charges, the EB will last much longer than that. The EB warranty covers it for 2 years. All that said, if you are really on a budget, I would be remiss if I didn’t mention it as an option to check out, but I don't think its in the same league as the EB.
In terms of service Artisan Vaping is, without question, top notch. So if you are worried what happens if something happens and you are halfway around the world, like I am, put your fears to rest. They will not only take care of you, but they will do it with style and speed.
I hope his has been a helpful and informative read. If you have questions, I will be happy to answer them. However, technical questions should be directed to artisan vaping as I am only marginally equipped to handle those
Edit: I got a request for ruler a pic of the EB with 650mah and an Ego-T type A so here it is:

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