Curved Electric Heated Hand Warmer

Your ultimate portable defense against cold. Features 3-temperature heating (40°C–65°C), 3–6 hours runtime (7.4V 3000mAh battery), and a wind-blocking curved design. Wear it front-facing for core warmth or rotate to your back when idle. Includes a utility zipper pocket and adjustable strap. Custom branding available (OEM/ODM).