ถ่านชาร์จ 21700 3.7V 4500mah 45A 1ก้อน21700 4500mAh 45A batteryCountry of Origin: Guangdong,ChinaChemistry: INRCapacity: 4500mAhVoltage: 3.7VStyle: Flat topContinuous current: 45ASize:Diameter:21.04mm;Length:70.10mmCategory:Battery