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Hotronic FootWarmer S4 Universal Boot Heater

sku# 106735
Hotronic - FootWarmer S4 Universal Boot Heater
Model Info
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Product Info

The Hotronic FootWarmer S4 Universal Boot Heater is life changing. No more cold toes. This kit is complete with everything needed to have cozy feet anywhere you go and now features the S4 battery pack, Hotronic s most powerful with 4 temp settings. Skiing, snowboarding, biking or any outdoor activity will be a much more pleasant experience with the Hotronic FootWarmer S4 Universal Boot Heater.

Product Details


Installs In All Types of Footwear

Includes2 Battery Packs, 1 Recharger, 2 Heating Elements, 1 Pair of Self-Adhesive Covers and Strips

Hotronics Battery Pack S4Offers three base level settings for comfort and temperature control, plus a 4th "timed" setting for an extra blast of heat.

Large Oval Heating ElementsProvide effective anatomical coverage of toes.

Includes North American and European Plug Adapters

Advanced Global Charging TechnologyOvercharge protection and input range of 100V-240V.

NiMH AA CellsNo "memory" effect (don't require full discharging before recharging), excellent performance in cold temperatures.

Recharger LEDsIndicate recharging mode and battery charge status.


Attaches to the Power Straps of Ski Boots

Easily install in Hotronic's Heat Ready Insoles or on insoles of your own.

Simple Installation With Household Tools


  • Warranty: 2 Years



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