18650 литий-ионный аккумулятор

specification: 18650 rechargeable li-ion battery 1.Model;18650 2:Nominal Voltage:3.7V 3.Capacity:2200mAH 4.Dimension:Diameter;18.5mm Hight:65.2mm 5.CE and ROHS approved,extremely safe products 6.Application:laptop, flashlight.etc Advantages: 1.fast charge 2.long cycle life:up to 800 times 3.high temperature performance 4.OEM is welcomed 5.high quality with low price high capacityexcellent safety performanceexcellent storage performance and low self-discharge rateshort circuit test passed150C thermal shock test passed1.2m drop test passedcycle life:500 timescharging temperature:0 to 45 degree Celsiusdischarging temperature:-20 to 60 degree Celsiusstorage temperature:-20 to 45 degree CelsiusPCB and battery pack availableOther sizes and capacities we can all accommodateApproved by CE,UL and ROHS ODM/OEM service provided Packing 1) High quality 7.4V Li-ion rechargeable battery made of two High quality 2400mAH cylindrical 18650 cells with PCB protection 2) The battery pack is wrapped side by side in series Voltage Voltage:7.4(working)8.4v(peak) 5.6v(cut-off) Capacity 2400Mah(17.76Wh) Protection 1) One PCB installed with the battery pack and protects the battery from *Overcharge (>8.4v) *Overdischarge (<5.6v) *Over drain (>7 Amp) * Short circuits *One 4.2 Amp polyswitch installed to limit max.discharging current and to protect wrong polarity Prewired 6”20 AWG wire installed on the battery pack Max. Discharging Rate 4.2 Amp limited by polyswitch Dimension(L x W x H) 36mm x 65mm x 18mm Weight 100g Warning *Li-ion battery may be exploded if mis-using *Always charge battery with attention. Battery pack shall be placed on a fire-proof place to avoid any accident *Please check battery polarity before plug battery into light ,Never make wrong polarity connection.