S-Pack 700B - Replacement Battery for Heated Socks Outdoor Gloves Developed for the Therm-ic Ultra

Developed for the Therm-ic Ultra Heat Boost Gloves and Ultra Heat Boost Mittens (gloves with a new heating element (+1

Select your battery based on your activity duration and whether you prefer Bluetooth control from your smartphone

A drawstring closure seals in heat

providing up to 16 hours of adjustable heat

adjusting gear

S-Pack 700B - Replacement Battery for Heated Socks Outdoor Gloves Developed for the Therm-ic UltraThe S Pack 700B battery gives your Therm ic or SIDAS heated socks up to 7 hours of warmthplus Bluetooth app control on your phone. Sold individually. Use as a replacement or backup. USB charging cable and 5V 2A charging cube not included. Heating Duration Level 1: up to 7 hours Level 2: up to 4 hours Level 3: up to 1. 5 hours Key Features Bluetooth control via smartphone app Three manual and ten Bluetooth adjustable heat settings Compact and