Description

Extend battery life: Say goodbye to disposable hand warmers! OCOOPA's advanced hand warmer can extend heating time by 15 hours and provide a soothing touch. Experience fast double-sided warmth in just 3 seconds. Very suitable for outdoor activities such as hunting, camping, and playing golf. Intelligent heating: Intelligent temperature management allows you to control your own heating. Choose from three adjustable levels (35 ° C to 55 ° C/95-131 ° F). The high, medium, and low settings provide 8, 12, and 15 hours of heat respectively. Durable and safe: Unlike traditional heaters, this model features reusable Tesla grade batteries and multiple safety layers. Prevent overvoltage, overcharging, overcurrent, and short circuit. Additional backup power supply: It can not only heat up, but also turn into a portable power bank to charge iPhone and Android devices. Compatible with USB Type C, USB output, and micro USB ports, all of which feature a compact and travel friendly design. Warm Technology Gifts: Elegant packaging, the set includes a hand warmer, velvet storage bag, silicone lanyard, USB-C cable, user manual, 12-month warranty, and 24/7 customer support. Stay warm and prepare for the embrace of winter!