18650 Rechargeable Lipo Battery 3.7v 18650 Battery Cell 2000mah 3.7v 18650 Battery Pack

18650 rechargeable lithium battery 3.7V 2000mAh cell and battery pack with different capacity
Key Features:
1.High operation voltage
2.High energy desity
3.Long cycle life
4.Minimal self-discharge
5.Wide temperature range
6.Environmentally compatible
7.High level of safety
8.Non-memory
BatteryspecificationSheet:
DescriptionNominal Parameter Battery Type18650Nominal Capacity2600mAhEnergy9.62WhNominal Voltage3.7VOpen Circuit Voltage≥3.80VAC Impedance Resistance≤160mΩCharging Current(Std.)520mA(0.2CmA)Charging Current(Max.)2600mA (1.0CmA)Charging Voltage4.2VDischarging Current(Std.)520mA(0.2CmA)Discharging Current(Max)2600mA (1.0CmA)Discharging Cut-off Voltage3.0VWeightAround 40gOperating TemperatureCharge 0~+45℃Discharge -10~+60℃Storage TemperatureLess than 1 month -10~+45℃More than 6 months -10~+60℃Cycle Life≥300 timesDimension
Thickness: 18.6±0.1mm

Length: 65±0.2mm
Dongguan Encore Energy Co.,LTD, is established in 2016, registered capital is RMB5000000, with workers 200; It’s a high-tech enterprise specialize in the R&D, production, and marketing for the environmental friendly lithium-ion battery;
Our products including Lithium-ion polymer battery, Cylindrical lithium-ion battery, Lithium-ion phosphate battery and related lithium-ion polymer battery and battery pack. Encore Energy has fully absorbed the advanced international management experience, and successfully passed ISO9001:2008 quality system certification since the establishment of the company. All products comply with the RoHS requirements and most of them passed UL, CE, UN38.3, KC, FCC certifications.
1.Are youfactory ?
:) Yes, we are factory at Dongguan China. Welcome to visit our company at any time when you come to China.
2.OEM&ODM are available?
:) Sure, OEM&ODM are welcome.
3. How to confirm the quality with us before start to produce?
:)(1) You can get a free sample and choose from it, and then we make the quality accordingly.
(2) Send us your samples or specification sheet, and we make the battery according to your quality.
4. How to solve the quality problems after sales?
:)(1) Take photos of the problems and send to us
(2) Take videos of the problems and send to us
(3) Send back the physical problem battery by express to us
After we confirm the problems, such as caused by machine, production flow, etc, Within three working days, we will draw up the satisfied program for you.
5. IfIwanttotestLithiumPolymerBattery,whattestingrequirementsthereare?
:)(1)Batterytestenvironment:
Temperature:23±2℃;
Relativehumidity:60±20%RH;
Atmosphericpressure:86~106KPa.
(2) Measuringinstrumentationrequirements:
Voltage:Measuring the voltage meter accuracy no less than 0.5 magnitude;
Current:Measuring the current meter accuracy no less than 0.5 magnitude;
Time:Measuring the time meter accuracy no less than 0.1%;
Temperature:Measuring the temperature meter accuracy no less than 0.5 ℃;
Impedance:Measuring impedance should by sinusoidal alternating (1 KHZ) test.