Twist Variable Voltage eGo Battery 1, Twist Variable Voltage Manual FS eGo Battery. 2, FS550 as the model number. 650mAh or 1100mAh for choice. 3, 3.2V to 4.8V wide voltage adjustable. Any voltages from 3.2V to 4.8V can be selected.
4, FS550 with flat key-press. ***General Introdution: The FS550 Twist Variable Manual eGo battery adapts the voltage-adjustable technology. It supports the wide voltage from 3.2V to 4.8V adjustable. During this period, any voltage can be selected by twisting the top ring. Then the battery will output different power to supply different cartriges or create different puffs. Different voltages are suggested to work together with the suitable resistance inside the cartridge/cartomizer. The higher voltage like 4.8V can support the mega tank of FS-T7 series very well.
*** Main structure: * FS550 650mAh Battery: from 3.2V to 4.8V variable voltage manual FS eGo battery New flat key version * FS550 1100mAh Battery: