7.4V Li-ion 18650 rechargeable battery packs with PCM 

Specifications:

1. Norminal voltage:7.4V
2. Norminal capacity: 7800mAh
3. OEM order is available
4. Battery pack can include protection circuitry with following protections

• Over charge
• Over discharge
• Over discharge current
• Short circuit
• Over temperature
• Low temperature

 Detailes:

Three choices for the battery cells:

1. Panasonic 18650 battery

2.Sanyo 18650 battery

3. LG 18650 battery

4.Samsung 18650 battery

The battery pack: