OCOOPA Rechargeable Hand Warmer 10000mAh,Electric Hand Heater,Up to 14 Hours,USB Battery Operated Portable handwarmer, Warm Tech Gifts for Camping,Hiking,Hunting,Golf,Halo H01 Standard 10W-Sky Gray

【Battery Life Upgrade】Say goodbye to disposable hand warmers! OCOOPA's new high-capacity hand warmer provides stable heating for up to 14 hours with a comfortable touch. It offers dual-sided heating in just 3 seconds. An ideal choice for outdoor sports like hunting, camping,golf.
【Intelligent Heating】 Smart temperature control with three adjustable levels ranging from 35°C to 55°C (95-131°F). High, medium, and low settings last for 8, 12, and 14 hours respectively. Air travel certified.
【Durable and Safe】 Unlike other hand warmers, it features a reusable Tesla same power battery and multiple protection technologies, preventing over-voltage, over-charging, over-current, and short circuits for your safety.
【Extra Backup Power】 Beyond keeping you warm, it doubles as a power bank for charging iPhones and Android devices. Supports USB Type C, USB Output, and Micro-USB charging ports. Compact and perfect for travel.
【Warm Tech Gift】 Comes in premium gift packaging, including one hand warmer, a velvet storage bag, silicone lanyard, USB-C data cable, user manual, 24-month warranty, and 24-hour customer service. Stay warm and prepared this winter!