1,Please remove the clear plastic film wrapped on the battery surface before using or charging,otherwise the battery will not work.
2,Please charge the battery in time, not until the battery is completely drained,otherwise it will reduce the battery life.
3,This battery is NOT AA or AAA battery,NOT flat top battery,please make sure your device can use this battery before place order.
4,Battery Size:2.63 x 0.72 x 0.72 in ? Low discharge rate ? Button Top ? no memory effect ? High energy density & Pollution-free
5,Perfect for LED Flashlight, Headlamp, Digital Camera , watch, toys and many other electronic devices,NOT for the devices match the Flat Top battery.