Description Superior Safety has been focusing on production of hand warmers for many years. Product quality and safety are always our top concerns. This hand warmer is made of high quality electroplating frame, eco-friendly soft rubber oil shell, ABS fireproof retardan material, intelligent protection system, A grade safety lithium battery with CE, FCC, ROHS, PSE, METI, UL certification. Double Side Heat 4 Heat Settings This cool gadget will heat up within seconds with double side warmth. There are four different temperatures (95-100/100-107/107-118/118-131). Just long press button for 3 seconds to turn on, and press button to adjust suitable temperature. The working time is up to 8hours, ensuring that you can keep warm from day to night when you go out. 5200mah Large Capacity 2-in-1 function5200mAh large capacity lithium rechargeable battery with USB-C charging port ensures enough long using time. And its not only a reusable hand warmer, but also an emergency power bank charging for your electronic device at any time. For Any SceneWith pocket size, curvy body, sleek shell,light weight, and aluminium alloy corner anti drop protection, this portable pocket size hand warmer is your best winter partner for outdoors sporting, fishing, hiking, camping, skiing, golf, and cold morning walking, etc. What You GetYou will receive a solid gift box with a plastic mold holding the hand warmer securely in place, Type-C charging cable, travel pouch, user manual and great after-sales service.