500WH Lithium battery pack for outdoor application，portable electronical devices, UPS etc .  

Model No.: BPS-500WH 14.8V 33.8AH.

Characteristic:

1. Long cycle life: Signle cell cycle life more than 3000 times (charge and discharge at 0.2C, 80% capacity retention after 3000 cycles);

2. High safety: No fire and explosion in overcharge test;

3. Good charging and discharging performance;

4. All raw material of the batteries are environmental-friendly;

5. Wide working temperature range: From -10℃ to 60℃, extremely cold and hot weather will not affect its performance.

6.Produced with automatic equipments.

Specification:

1. 500WH lithium battery

2. AC output 500W

3. LED indicator

4. Accept  solar charging.

5. Digital power indicator.

6. PD3.0 60W output.

7. With 10W light.

8. 3 USB