2. High quality and high capacity! Polymer Li Battery Lipo.
3. Built-in protection circuit PCM for prevent over charging or over discharging
4. Size : 5 mm (H)*30 mm (W)*35 mm (L)
0.19inch x 1.18inch x 1.38inch
5. Rating: DC 3.7V 500mAh 1.85Wh