1.Cell type: Li-ion 2.Voltage: 3.7 V 3.Capacity: 1450mAh 4.Taken brand cells. 5.Warranty : 1 year 6.MOQ:500 pieces 7.Leadtime: 3-10 days 8.Safe and stable, enironmental friendly, Double IC & NTC PCB offer over-discharging,over-charging, over-voltage, over-current and short-circuit protection. Apply for :E61I/E90/E55/E71/6650F/E63/6500T.