This battery model is ideal for shortened e-cigarette models. The ability of the battery to provide a significant amount of electricity has been preserved. Reduced battery size could not affect its capacitive performance. The maximum capacity of the battery that you can “insert” is 1250 mAh. The minimum power reserve is 750 mAh. This type of battery can be used as a replacement for disposable cigarettes, as the product can be disassembled if desired and the factory-installed battery removed