Lithium Battery Pack 7.4V 4400mAh 18650 Battery for Power Supply
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- Model NO.: UB-7.4V 4400mAh
- Connection Mode: Series and Parallel
- Discharge Rate: High Discharge Rate
- Accessories Type: Battery
- Standard Voltage: 7.4V
- Electrolyte: Lithium-Ion
- Certicification: Ce/RoHS
- Transport Package: OEM Paking
- Origin: China
- Type: Lithium-Ion Battery Pack
- Rechargeable: Chargeable
- Size: Small
- Rated Capacity: 4400mAh
- Usage: LED Light
- Weight: 100g
- Trademark: UBETTER
- Specification: Small size
- HS Code: 8507600090
li ion battery pack 7.4V 4400mAh 18650 battery for power supply
|4400mAh 0.2C Discharge|
4300mAh 0.2C Discharge
Standard Charge :0.2C
Rapid charge :1.0C
Standard Charging method
0.2C CC(constant current)charge to 8.4V,then CV(constant voltage 8.4V)charge till charge current decline to ≤0.01C
Approx 5 hours
Constant Current 1C Constant Voltage 8.4V 0.01C cut-off
Constant current 1.0C end voltage 6.0V
Standard Discharge Current
Constant current 0.2 C end voltage 6.0V
Discharge cut-off voltage
Max charge voltage
Without scratch,distortion,contamination and leakage
Standard environmental condition
Temperature : 23±5ºC
Humidity : 45-75%RH
Atmospheric Pressure : 86-106 Kpa
-Ubetter is a leading manufacturer of battery in China for over 6 years , Ubetter brand has been successfully established and highly recognized in the domestic market as well as abroad.
Flashlight, MP3,Hand Electric Drill, Medical Apparatus, LED Light, Meter & Instruments,mobile phone, walkie-talkie, household electrical appliances, home telephone set and more, widely used for our daily life.
Lightweight and high-energy density
Ultrathin and can be different shapes
No memory effort
Long cycle lifespan over 500 cycles
Excellent staff team
Perfect company system and a steady financial condition
Good after-sale service
Large consumer group,can bring you large profits as well .
Packaging and shipping:
Blister card ,PVC shrink ,gift box, nude packing , OEM packing and more
Lead-time:3-20 working days for normal orders.
Quality and Guarantee:
Product standard: From design, material preparation to production, quality control, sales and customers service, MassPower batteries follow the ISO9001, CE, RoHS international standard.
All MassPower batteries use full A+ battery cells. No A or B grade low quality cells inside so that MassPower batteries have longer working life and larger capacity. We guarantee full and real labeled capacity.
All MassPower rechargeable batteries have built-in high quality PCB board, charging protectors, thermal protectors and circuit breakers, effectively avoiding the over-charge, over-discharge, over heating and short circuit. You will have complate confidence on our products.
Shenzhen Ubetter Technology Company Ltd.