Product Details

Specification for 11.1v li ion battery pack:

Nominal Voltage		11.1V
Nominal Capacity(C/3,20 °C)		4400 mAh
Weight(approximate)		300g
Dimension L×W×H		customised
Standard Discharge @ 23 °C	Max. Cont Current	4A
	Max. Cont. Current	1 C
Standard Charge (CC/CV)	Discharge Cut-off Voltage	8.4V
	Charge Cut-off Voltage	12.6 V
Operating temperature		-20 °C to 60 °C
Charge temperature		-0 °C to 45 °C
Storage temperature		-20 °C to 45 °C
Operating humidity		5% to 90%,non-condensing

World foremost battery cells (Panasonic, Sanyo, Samsung, LG...):

Safety PCM (Protection Circuit Module) system:

Masspower company building:

Office and workshop views:

Payment & shipment:

Payment terms	T/T, Western union, Paypal
Lead time	Sample order: 3-5 working days
Lead time	Normal order: 10-15 working days
Shipping way	Air Express or sea transportation
Certificate	CE, RoHS, UL, UN38.3
Warranty	12 months

Why choose us?
1)Top-rated factory: have plants in Shenzhen and Shanghai, workshop is over 50 000 square meters.

2)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.

3)Abundant products: a professional manufacture of Li-ion, Li-polymer, LiFePO4 rechargeable battery packs, for both consumer and industrial applications.

4)Careful service: We provide OEM/ODM service, response fast, and email reply within 24 hours.