7.4V 4200Mah Rechargeable Battery for ARRIS Heating Waist Belt or Heated Knee Wrap
- Notice: This battery is not for ARRIS heated vests, jackets..
- This is battery only, no Charger included. Search this ASIN to buy an extra charger: B08132R264.
- This 7.4V 4200mAH battery is used on ARRIS heated back pad, heating knee wrap, shoulder massage wrap etc..
- 7.4V Battery could offer sufficient power to the heating pad comparing 5v batteries..