About this item

【Industry-Leading Battery Endurance】Industry-exclusive 8500mAh rechargeable battery delivers up to 5 hours at maximum heat (70°C/158°F) or 12 hours at gentle warmth (40°C/104°F), eliminating sudden power loss concerns. With 35% longer runtime than previous generations and an ergonomic slim-profile design, these batteries contour comfortably to your legs without bulkiness or discomfort during extended wear.
【Smart App Control, Zero Hassle】Seamlessly manage your heating experience through our proprietary Bluetooth app, featuring real-time temperature adjustments, battery monitoring, turbo heat activation, and customizable shut-off timers—all without removing shoes or bending over. Enjoy plug-and-play functionality with zero account registration required, ensuring complete privacy protection. The intuitive free app is available for immediate download on iOS and Android platforms.
【4 Precision Heat Modes】Four scientifically calibrated heat modes provide tailored comfort: Gentle (40°C/104°F) for sleep/office use, Balanced (50°C/122°F) for daily activities, Active (60°C/140°F) for outdoor adventures, and Max (70°C/158°F) for extreme cold environments. Transition effortlessly between settings using either the waterproof physical button or app interface, adapting to your needs within seconds.
【Full-Foot Heat Matrix Technology】Revolutionary full-foot heating matrix delivers uniform warmth across the entire sole, resolving the industry-wide "hot toes/cold heels" dilemma. Crafted with medical-grade Modal cotton—certified OEKO-TEX Standard 100—the breathable, moisture-wicking fabric prevents blisters while orthopedic stitching ensures all-day comfort during strenuous activities like hiking or snow removal.
【All-Weather Professional Defense】Engineered for -30°F/-34°C conditions, these socks serve seniors, outdoor workers, hunters, and adventurers in activities from ice fishing to motorcycle riding. Hassle-free maintenance: Simply extract the IPX6 waterproof battery pack and machine-wash the socks in a mesh bag. Important: FCC/CPSC-certified safety requires battery removal before washing.