Lifepo4 4S 12V 10A 20A 30A Balance BMS Board 18650 Battery Charge/Discharge/ Short Circuit/Overcharge Protection for Tools

Charger included：N Battery Included：No High-concerned chemical：None Accessory Type：Battery Accessories Origin：Mainland China Certification：NONE

Charger included: N Battery Included: No High-concerned chemical: None Accessory Type: Battery Accessories Origin: Mainland China Certification: NONE