Rechargeable DualSided Hand Warmer with 10000mAh Power Bank Key benefits Instant warmth: Dualsided heating reaches usable warmth within seconds. Heating time depends on ambient temperature; the unit can provide warmth for up to 8 hours on a single charge. Portable power: Builtin 10000mAh rechargeable battery doubles as a mobile charger for smartphones, tablets and other USBpowered devices, so you stay warm and keep essential devices charged during outdoor use. Comfortable, secure grip: Nonslip silicone accents and an ergonomic shape make the unit easy to hold for extended periods. Durable construction: Anodized aluminum body with silicone details delivers lasting performance and resistance to outdoor conditions, designed for reliable use in cold seasons. What it does and why you need it Replaces disposable warmers and the need to find a power outlet by combining a fast, dualsided heater with a capacity power bank. Solves two common problems in cold weather: cold hands and depleted device batteries. Carry one compact device to address both needs during outdoor activities or daily commuting. Features Dualsided heaters for balanced warmth. Rapid heatup in seconds; total heating duration varies by room temperature and usage but can last up to 8 hours. 10000mAh rechargeable battery that charges smartphones, tablets and other USB devices. Compact, lightweight design for easy carrying in pockets, packs or gloves. Nonslip, comfortable grip with sturdy aluminum and silicone construction for outdoor durability. Typical use scenarios Hiking and camping: Keep hands warm at rest stops and charge your phone so you can navigate, photograph and communicate without adding bulky power banks. Commuting and outdoor events: Stay comfortable on cold commutes or at festivals and keep your phone powered for transit apps and emergency calls. Winter sports and fishing: Use the nonslip grip while skiing, fishing or golfing; the durable aluminum body withstands outdoor conditions and provides steady heat. Compatibility and performance notes Compatible with smartphones, tablets and most USBpowered devices (use appropriate charging cables). Actual heating duration and charging speeds depend on ambient temperature, device power draw and usage patterns. Designed for reliable, safe use in cold weather with selected durable materials. What's included (standard) Rechargeable hand warmer with builtin 10000mAh battery. USB charging cable (check package contents for regional variations). User instructions for operation and charging. This rechargeable hand warmer provides fast, dualsided heat, a capacity mobile power source, and a durable, ergonomic design—combining warmth and device charging in one compact tool for outdoor and everyday use.