I would actually shoot for an
istick 30w or 50w when they come in stock.
510 Threaded
Variable Wattage (VW) and Variable Voltage (VV) mode
30 Watt Dimensions: 3-1/8" x 1-5/16" x 13/16"
50 Watt Dimensions: 3-1/4" x 1-3/4" x 7/8"
Minimum Resistance: from 0.4 ohm (0.2 for the 50w)
Built-in battery: Capacity 2200 mAh - to last all day long
(50W)Built-in battery: Capacity 4400mAh - to last all day long
Incremental OLED screen: battery condition, atomizer resistance, wattage and voltage
Battery Protections: atomizer short circuit protection, over 10 second protection and low voltage protection (battery lower than 3.3V)
Micro USB rechargeable: supports charging with a 1Amp wall adaptor which is faster
Ecig Box Mods
I am sure they will be back in soon! Easy built in batteries and USB charging, you can just get the tank and go. If you REALLY want 18650 removable batteries there are plenty to choose from, iPV and Segelei are top notch.
Take your time with battery safety as well especially with Rechargable Li ion batteries, you will need a quality charger as well.
Authentic AW Batteries - RTD Vapor has good Authentic batts and chargers.