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21700 4000mAh 30A battery
Model:BS217A(High Drain)
Manufacturer: Basen
Country of Origin: Guangdong,China
Chemistry: INR
Capacity: 4000mAh
Voltage: 3.7V
Style: Flat top
Continuous current: 30ASize:Diameter: 21.04mm; Length: 70.10mm
Warranty Period: 6 months warranty since the date purchase