9V 650mAh lithium polymer battery Li-ion Polymer Battery

This 650mah lithium battery series are suitable for walkie-talkie, smoke alarm, wireless microphone, multimeter, and other electric instruments. The max size is 26.5mm*17.5mm*48.5mm, capacity is 500mAh ~ 800mAh, normal voltage is 7.4V ~ 7.6V, over 500 cycles, and weighs about 25g.