Specifications

1.CE/ROHS/MSDS
2.High energy density, deep cycle.
3.7.2v li-ion battery pack 4400mAh.
4.Professional factory
5:OEM

 

Technical data for  7.2v 4400mAh li-ion battery pack

Battery Type	18650 battery pack (2S2P)
Nominal voltage	7.4v
Nominal Capacity	4400mah
Maxinum size	Customized
Maximum charging current	1 C
Discharging current	1 C
Max. discharging current	2 C
Charging Temperature	0°C — 45°C
Discharging Temperature	-20°C — 60°C
Storage Temperature	-20°C — 45°C (within 1month)
	-20°C — 40°C(within 3month)
	-20°C — 35°C(within 6month)
Certificate	CE ,RoHS
After-sales service	12 months

 

Key components and selected materials:

 

Professional test system:

 

Payment terms: T/T, Western union, Paypal.
Lead time: 3-5 working days (sample order), 10-15 working days (normal order).
Shipping way: Air Express (DHL, UPS, TNT), Sea transportation.

Why choose us?
Top-rated factory: have plants in Shenzhen and Shanghai, workshop is over 50 000 square meters.
 
Professional Experience: our R&D team consists of senior electrochemical research, doctors, masters and bachelors of Science. More than 7 years experience in designing and developing.
 
Abundant products: a professional manufacture of Li-ion, Li-polymer, LiFePO4 rechargeable battery packs, for both consumer and industrial applications.
 
Careful service: We provide OEM/ODM service, response fast, and email reply within 24 hours.
 
Warranty: 12 months after shipment
Certificates: CE,RoHS, MSDS, UN38.3