Smaller LiFePO4 Battery Solar LED Flash Light battery 6v4ah


Optimum LiFePO4 battery Features:

A. Safety
The chemical structure of LiFePO4 is very stable

B. Long life cycles
>2000 times cycle life at 0.1C-1C discharge/charge rate

C. High energy density
Energy density: 135 Wh/kg
Weight: 1/3 of lead acid, 2/3 of Ni-MH
Volume: 2/3 of lead acid

D. Wide range Temperature Adaptability
Working temperature range: -20° C--60° C

E. No memory effects and highly efficient charge: It can be recharged anytime, no reduction of the capacity

F. Low self-discharge
Self-discharge<3%(month), while the monthly self discharge of sealed lead acid battery is 10%.

G. Environment friendly
Optimum LiFePO4 battery has great efficiency for energy conservation and emission reduction,
Without any hazardous and noxious substances


About Optimum Battery Co., Ltd.

1. The approved supplier of Universiade Shenzhen 2011, their 80% lithium battery offered by us.

2. As the professional and leading LiFePO4 battery manufacturer in China, we have a capacity of 1.25 MWh per day.

3. Established in 2001, Optimum Battery Co., Ltd is high-tech Corporation with independent intellectual-property and core technologies, which is specialized in LiFePO4 and NI-ZN battery's R & D, production and management. Adjacent to Shenzhen Grand Industrial Park, and with an occupation about 20, 000 square meters, we have more than 1000 employees and over 50 senior engineers.