10pcs 250mAh 502030 3.7V Li-ion Rechargeable Battery for GPS HD Car Key Camera
502030 250mAh LiPo Battery. Type: 502030. 1/5/10 x 3.7V 502030 250mAh LiPo Battery. Built-in protection circuit PCM for prevent over charging or over discharging. Built-in protection circuit PCM for prevent over charging or over discharging.