S-Pack 700B - Replacement Battery for Heated Socks Outdoor Gloves Select your battery based on

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

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

while the advanced heating system ensures all-day comfort in cool to cold weather

adjusting gear

A drawstring closure seals in heat

S-Pack 700B - Replacement Battery for Heated Socks Outdoor Gloves Select your battery based onThe 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