Yay...got my Vamo V3's in (I ordered 2, one for me and my wife)
First thing I did was inspect the 510 heads to ensure I didn't get the "dreaded thread o' doom" where the threads seemed boogered up or non-existent...neither of them were defective...
What came in the box (2 short battery tubes)
Here is the rig with two TrustFire 18350's with protection circuit and both short battery extensions on the unit, come to find out you cannot use 2x batteries on the unit at the same time, it's either 1 big 18650, or one small 18350...let me explain
As you can see here this is a single 18350 and 1 battery extension, battery sits flush and the end cap screws on nicely
This is the unit with 2x battery extensions and 2x 18350 batteries...nope wont fit...one single 18650 would, not really a problem, with the smaller battery it works but it would just have shorter battery life
short single battery, it's actually kinda small this way
Here is a size comparison, the top is a USB bypass, it is in a standard eGo 650mAh, this one just happens to have a USB cable instead of a battery in the case [oal 5 3/4" w/o clearomize 3 3/8"]
Next one down is my Totally Wicked Tornado RCS, it has a 16650 battery (not a 18650 battery) in it, it's my first rig and has been running like a champ (bottom feed tank and coil is 2.4Ω and vapes very good, even on the 5vdc bypass) [oal 6 7/8" w/o tank 4 7/16"]
The VAMO V3 with one battery tube w/o tank 4 1/4", with 2x battery tubes w/o tank 5 1/2"
ok...one thing I noticed and not sure if its due to the protection circuit in the batteries or a flaw in the V3's...initially when I put in the battery (single 18350 and one battery tube) after I fully charged them and turned the wattage up to 7 on the rig, hit the fire button and the display flashed and rig shut down...happened on both batteries and both units, unscrewed end cap...put back on hit fire button rapid succession 5x times unit comes back on...hmmm
Ended up turning the watts on the display down to 4 and then both units functioned flawlessly with the tanks I have on hand...the Tornado RCS head from factory is 2.4Ω (reads 2.4Ω on the display), the vivi nova mini has a 2.8Ω head (reads 2.9Ω on display), usb bypass clearomizer, read 2.2Ω on my cheapo multimeter (reads 2.0Ω on display), I'm not sure if the protection circuit is the culprit behind the shutdowns, the protection circuit is there to protect the battery from external shorts or high current draw situations, not sure if having power turned up is causing the protection circuit to trip...
With that said...setting to 4 watts all the heads (no matter the resistance) hit exactly the same...it took a little while for the vape to build up, gave it a primer puff with a little vapor, 2nd puff more vapor, and 3rd alot more vapor...the vapor was alot cooler than expected (on the 5vdc bypass the steam feels "warm") with lower wattage it must take the coils a few milliseconds to "warm up"
Per the instructions, it says it has reverse battery protection, battery monitoring that shuts the unit down when battery has reached end of charge to prevent pushing the Li-Ion batteries too low a voltage per cell charge, and an amperage limiting system to protect against high current situations, and thermal monitoring (pretty much a Li-Ion protection circuit built in...not sure if two of them (one in the unit and ones on the battery) aren't causing the shutdowns
Overall I am impressed, this is my first APV so I really don't have alot of comparison experience to go on, these rigs were a whopping $32.18 from fasttech
http://www.fasttech.com/products/0/...-v3-brass-e-cigarette-mod-battery-compartment

First thing I did was inspect the 510 heads to ensure I didn't get the "dreaded thread o' doom" where the threads seemed boogered up or non-existent...neither of them were defective...

What came in the box (2 short battery tubes)

Here is the rig with two TrustFire 18350's with protection circuit and both short battery extensions on the unit, come to find out you cannot use 2x batteries on the unit at the same time, it's either 1 big 18650, or one small 18350...let me explain

As you can see here this is a single 18350 and 1 battery extension, battery sits flush and the end cap screws on nicely

This is the unit with 2x battery extensions and 2x 18350 batteries...nope wont fit...one single 18650 would, not really a problem, with the smaller battery it works but it would just have shorter battery life

short single battery, it's actually kinda small this way

Here is a size comparison, the top is a USB bypass, it is in a standard eGo 650mAh, this one just happens to have a USB cable instead of a battery in the case [oal 5 3/4" w/o clearomize 3 3/8"]
Next one down is my Totally Wicked Tornado RCS, it has a 16650 battery (not a 18650 battery) in it, it's my first rig and has been running like a champ (bottom feed tank and coil is 2.4Ω and vapes very good, even on the 5vdc bypass) [oal 6 7/8" w/o tank 4 7/16"]
The VAMO V3 with one battery tube w/o tank 4 1/4", with 2x battery tubes w/o tank 5 1/2"
ok...one thing I noticed and not sure if its due to the protection circuit in the batteries or a flaw in the V3's...initially when I put in the battery (single 18350 and one battery tube) after I fully charged them and turned the wattage up to 7 on the rig, hit the fire button and the display flashed and rig shut down...happened on both batteries and both units, unscrewed end cap...put back on hit fire button rapid succession 5x times unit comes back on...hmmm
Ended up turning the watts on the display down to 4 and then both units functioned flawlessly with the tanks I have on hand...the Tornado RCS head from factory is 2.4Ω (reads 2.4Ω on the display), the vivi nova mini has a 2.8Ω head (reads 2.9Ω on display), usb bypass clearomizer, read 2.2Ω on my cheapo multimeter (reads 2.0Ω on display), I'm not sure if the protection circuit is the culprit behind the shutdowns, the protection circuit is there to protect the battery from external shorts or high current draw situations, not sure if having power turned up is causing the protection circuit to trip...
With that said...setting to 4 watts all the heads (no matter the resistance) hit exactly the same...it took a little while for the vape to build up, gave it a primer puff with a little vapor, 2nd puff more vapor, and 3rd alot more vapor...the vapor was alot cooler than expected (on the 5vdc bypass the steam feels "warm") with lower wattage it must take the coils a few milliseconds to "warm up"
Per the instructions, it says it has reverse battery protection, battery monitoring that shuts the unit down when battery has reached end of charge to prevent pushing the Li-Ion batteries too low a voltage per cell charge, and an amperage limiting system to protect against high current situations, and thermal monitoring (pretty much a Li-Ion protection circuit built in...not sure if two of them (one in the unit and ones on the battery) aren't causing the shutdowns
Vamo V3 Safety Features:
Reverse battery protection keeps circuit safe if the battery(s) are installed backwards.
Amperage limiting system protects against over current situations.
Thermal Monitoring shut the device off if it dectects a high temperature condition.
Fit atomizer with resistance 1.5 – 5.0 ohm.
Time limit protection function, it will shut down, stop firing with more than 10 seconds per drag/inhale .
LCD display “Low Resistance” if resistance lower than 1.2 ohms, “Low V” if the battery voltage is less than 3.2 volts.
On a short circuit, OLED will read “SHORT”
Note:
Don’t be alarmed if you hear a “pulsing” or rattlesnake sound, noise coming from your tank coils on the Vamo V3. It is normal, it is called Pulse Width Modulation (PWM) Vamo feature
Overall I am impressed, this is my first APV so I really don't have alot of comparison experience to go on, these rigs were a whopping $32.18 from fasttech
http://www.fasttech.com/products/0/...-v3-brass-e-cigarette-mod-battery-compartment
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