Ewt original Long life UR18650FK 3.7v li-lon flat 2100mah rechargeable 18650 battery for tablet laptop Power bank
Ewt Brand New High capacity real original brand UR18650FK 3.7v li-lon flat 2100mah li-ion 18650 3000mah flat top Rechargeable battery cell
| Type | Lithium-ion rechargeable cell |
| Brand /Model | 18500 |
| Nominal voltage | 3.7 V |
| Nominal capacity | 1620mAh |
| discharge from 4.2V to 3.0V at 0.2C mA | |
| Charging method | charge with constant current 1C to 4.2V, then charge with constant voltage 4.2V till charge current is less than 0.01C |
| Discharge cut-off voltage | 3.0 V, the over-discharge detection voltage of PCM |
| Operating environment | Charging, 0°C ~ 45°C ; 65±20%RH |
| Discharging, -20°C~60°C ; 65±20%RH | |
| Storage environment | -20°C~45°C 65±20%RH |
| storage for a long time(>3 months) and the storage condition shall be:<35°C;65±20%RH;3.7~3.9V | |
| Cell Weight (Approx) | 50g |
Do not insert batteries with the (+) and (-) reversed.Do not mix batteries with metal stuff together.Do not mix fresh batteries with used batteries.Do not submerge the battery in the water.Warnings:
Do not use Efest batteries with defective E-cig mods.
Do not disassemble, dispose in fire, heat or short circuit.
Do not put the battery in a charger or equipment with wrong terminals connected.
Application
Vape battery ,E-cig battery,LED flashlight battery, cordless phone batteries, camera batteries, laptop/notebook batteries,GPS devices, PDA batteries, telecommunication systems, power electric vehicles etc.
1, OEM orders are available
2, Superior quality and cost-performance ratio
3, Tags, plugs and connectors are available
4, We could design and produce the battery pack with plastic shell and assembly procession for customized configurations is available (we could design and develope Li-ion battery according to your product work performance & structure apprearance)
EWT Battery 16 years Manufactured directly by our factory of batteries and battery pack
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