Doteco 510 battery CBS900. Adopting the look of a disposable vape, the CBS900 can hide cartridge inside for discreet enjoyment. The Box uses a 900 mAh rechargeable battery that offers 5 voltage settings, a pre-heat function. Pre-heat function Supports up to 16mm carts Variable Voltage: 1.8V-2.4V-3.0V-3.6V-4....