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Shenzhen Trustfire Technology Co.,Ltd

Add:The First Floor Of C Building, No.236 Of Fumin Rd., Longxi Communities, Longcheng St., Longgang District, Shenzhen, Guangdong, China 


Contact People:Ina Liu






Cycle 3.7V Lithium Ion Battery

Quick DetailsPlace of Origin: Guangdong, China (Mainland) Brand Name: trustfire Model Number: 10440 Type: Li-Ion Nominal Voltage: 3.7V Size: 4cm*1cm, 10mm(dia.)*44mm(height) Nominal Capacity: 3.7V War

Technical Parameters

Quick Details

Place of Origin: Guangdong, China (Mainland) 

Brand Name: trustfire 

Model Number: 10440 

Type: Li-Ion 

Nominal Voltage: 3.7V 

Size: 4cm*1cm, 10mm(dia.)*44mm(height) 

Nominal Capacity: 3.7V 

Warranty: 1 Year 

Color: Black 

Working voltage: 3.7V 

Certification: CE 

Capacity: 600 mAh 

Product name: Rechargeable li-ion battery 

Brand: Trustfire 

Model: 10440 

Design: With button top and protected 

Packaging & Delivery

Packaging Details: inner box and carton box 


Delivery Detail: within 3-5days working days after receiving the payment 

trustfire original 10440 rechargeable battery 3.7v 600mah protected lithium cell 



Lithium-ion rechargeable cell



Nominal voltage

3.7 V

Nominal capacity


discharge from 4.2V to 3.0V at 0.2C mA

Minimal capacity  


Max charge current

600 mAh    1C

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


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)

23 g

Cell Dimension (Max)

according to customer demand


1, High energy density

2, High working voltage for single battery cells

3, Pollution-free

4, Long cycle life

5, No memory effect

6, Capacity, resistance, Voltage, platform time consistency is good

7, With short-circuit production function, safe and reliable

8, Factory price& High quality

9, Good consistency, low self discharge

10, Light weight, small size


1, Longer storage life than NiMH Batteries

2, Light weight and higher energy density than any rechargeable battery

3, Installed IC chip will prevent the battery pack from over charge and over discharge.

It helps protect battery chemistry integrity and prolongs battery life.

4, Installed polyswitch will cut off power if battery discharge current more than 6.6Ah

5, Perfect for building up battery pack for medical equipment Back-up or EPS Emergency Power

6, Supply which requires compact size and lighter weight

7, The battery module is wrap by PVC

Shipping ways

Fedex ,ups,and TNT are available

Product images

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