The S-Pack 700 B is our most inexpensive sock battery with Bluetooth© technology. Thin and compact, it fits perfectly with all Therm-ic heated socks. 

- Fitted with Bluetooth© technology, you can now control all 10 heat settings via your smartphone, using the Thermic Heat Control App. 
- Includes 3 manually controllable heat settings via power button
- Keep your feet warm for up to 8 hours
- Includes a USB charger
- WALL CHARGER NOT SUPPLIED

*Socks Not Included