Single battery model: 18650 ·Single battery voltage: 3.6V ·The nominal voltage of the battery pack after assembly: 25.2V ·Single battery capacity: 3500mAh ·Battery combination: 7 series 2 parallel ·Battery voltage range after combination: 17.5-29.4V ·Battery capacity after combination: 7000mAh · Battery pack power: 176.4Wh ·Battery pack size: 39*67*130mm ·Maximum discharge current: <7A ·Instantaneous discharge current: 14-21A ·Maximum charging current: 0.2-0.5C ·Charging and discharging time:> 500 times1. Battery Cell; 2. Battery cell with protection circuit board,lead wires; 3. Battery cell with protection circuit board,lead wires,connector; 4. Battery cell with protection circuit board,lead wires,connector and PVC cover.XUANLI electronic Co., Ltd is an experienced manufacturer of batteries specialized in smart battery packs,18650 lithium batteries,polymer lithium batteries,lithium iron phosphate batteries,power batteries,battery chargers and various special batteries. We welcome OEM and ODM orders and we sincerely hope to work with you hand in hand to create a prosperous future Experienced staff Reasonable price Product performance Quality approvals Small orders acceptedOver 20 years industry experience Excellent work team Good brand reputation and stable financial status Competitive price with approved quality Perfect pre-sale & after-sale service system Eco-friendly materials from ISO, 、UL,CB,KC approved