18650 battery pack li ion battery 7.4v 4000mah lithium battery for toy

Product Overview

Description

                     18650 battery pack li-ion battery 7.4v 4000mah for vibra tone/electric motor 

 

1.Specifications of li ion battery 7.4v

 

Item		Specification
Nominal Voltage		7.4Volt
Nominal  Capacity		4000mah (optional)
Size		75*130*18mm  (customized)
Weight		approx 300g
Composed Type		2S1P
Max Charge Protetion Voltage		9V-9.6V
Charging Current		0.2C
Charging Time		2-3H
Charge Method		CC-CV (constant current and constant voltage )
Max Discharge Current		1C
Recharge Cycle Life		800 times
Working Temperature	Charge	0~45°C,45~85%RH
	Dis-charge	-20~60°C,45~85%RH
Storage Temperature and Humidity	One month	-20~60°C,45~85%RH
	Three months	-20~45°C,45~85%RH
	One year:	-20~25°C,45~85%RH
Protection Functions		Over charge, Over discharge,  Over load, Short Circuit
Warranty		full 12 months

 

18650 battery pack li-ion battery 3.7v 4000mah

 

2.Lithium ion battery Applications:

 

1) li ion battery 7.4v battery pack for medecal pump,medical ventilator,diagnostic machine and so on.

 

2) li ion battery 7.4v battery pack also widely applied in portable devices, such as Audio and Video Devices, Information Devices, GPS, MP3, MP4, PDA, PMC, PMP, PSP, MP3/MP4/MP5;

 

3) li ion battery 7.4v for model aircraft, miner's lamp, safety helmets, safety headlights;

 

4) ,e-books, mobile DVD, mobile TV, mobile scales, handheld computer, positioning devices using 14.8v 4400mAh medical 18650 battery pack 

 

3. Professional team 

 

 

 

4.Why Us

 

1) Professional lithium-ion battery manufacturer over 7 years.

2) CE/RoHS approved,ISO 9001:2008 & ISO 14001:2004 applied

3) Strong R&D team to support.

4) High energy density,no memory effect 

5) Long cycle Life 500 times.

6) With more than 3000 models of different capacity.

7) Offer OEM service for customer small order.

 

 

5. Certifications

 

 

 

 

 6. Packing detials

 

 1) 1pack battery in 1pc poly bag, 1 pack medical battery in 1 box.

 

 2) 2pcs batteries with poly bag in white box.

 

 3) 5~10box per carton

 

 

7. Contact us

 

Please feel free to contact us if any questions or enquiries.

Response will coming within 2 hours !