18650 lithium battery Product Size: 65*18*18 mm(2.56*0.7*0.7 inch)18650, 3.7 volt battery lightweight and convenient to carry. NOTE: Please confirm the battery size and battery type before purchase
Button Batteries Widely Compatible: 3.7 volt 18650 rechargeable battery for flashlights, headlights, digital cameras, doorbells,toys, radios, speakers, electronic devices
Lithium Ion Battery Note: 18650 flat top rechargeable Battery is suitable for LED flashlight, headlamps, doorbells, RC cars, electronic devices (Not button top). Please check whether it is the battery you need before purchasing
Rechargeable High Capacity: Long lasting 9900mAh 18650 battery, easy to charge. 18650 batteries support stable 3.7 volt output voltage, makes the devices work more stable and lasting longer, ideal replacement batteries for high frequently used devices
18650 Battery Safety Protection: 18650 3.7 v rechargeable battery provides 6 types of protection, batteries including temperature,short circuit, overcharge and overcurrent protection. These features ensure the battery remains stable and your device stays protected at all times