... battery, 18650, 18650 battery, 18650 battery, lithium-ion battery pack, rechargeable li-ion battery, li-ion rechargeable battery, rechargeable lithium battery ,battery pack,18650,26650, liion battery, li-on battery ... Voltage4.2V End of discharge voltage 2.75V Cycle life >=500 Weight90gDimensions(mm)26*66 ApplicationsPower toolsStorage equipment Electric bicyclePower toyse ...