?Great ideal for Gifts?Keep your hands warm throughout the day while in office work, class, or any outdoor activities in the cold winter. With this hand warmer, no longer afraid of the cold of winter. It is a great birthday or festival gift for your kids, friends, or family, suitable for women, men, elders, girls, boys, youth. ?High-performance & Safety?OVALDEN hand warmers rechargeable are made of high-tech lithium battery, aluminum, and ABS which certificated with CE, FCC. Built-in intelligent protection system that is provided with the safeguard of power on, short circuit and overloading, etc. It is shockproof, anti-scald, explosion-proof, and radiation-free. ?Long Battery Life & Rechargeable?7800mAh super larger capacity quick heat hand warmer & power bank 2 in 1. Can give a full charge to most tablets like iPad, smart phones like iPhone, Samsung, Google and Android phones. 4 levels indicator lights keep you informed of the remaining battery and heating status, Perfectly meet your different needs. ?Stable Instant Heat?No more longtime wait, OVALDENT hand warmers using the premium chip control system. Double-sided heat up to 131°F/55°C operating temperature with 1-second fast heating and 4 levels of temperature settings for adjustable and precise stable comfortable warmth. ?Portable Hand Warmers?The cobblestone design hand warmers with a stylish look are portable and compact. Ergonomic design to make you more comfortable. Portable pocket designs fit for traveling, sports, football, hunting, golf, fishing, hiking, camping, skiing, etc.Recommended Uses For Product: Outdoors,Sports. Power Source: Battery Powered. Material: Hand Warmers. Color: Black. Brand: OVALDENT. Date First Available: November 24, 2020. Best Sellers Rank: #18,344 in Sports & Outdoors. Customer Reviews: 4.5 out of 5 stars 878 ratings 4.5 out of 5 stars. : B08K7BFP8N. Sport Type: ?Skating. Outer Material: ?Aluminum. Part Number: ?HZL-H10. Manufacturer: ?Dongguan Zhanling Electronics Co., Ltd. Suggested Users: ?unisex-adult. Model Name: ?HZL-H10. Country of Origin: ?United States. Brand Name: ?OVALDENT. Item Weight: ?135 Grams. Package Weight: ?0.24 Kilograms. Item Package Dimensions L x W x H: ?5.98 x 3.62 x 1.54 inches. Reusability: ?Rechargeable. Included Components: ?Electric Hand Warmer, Hand Warmers Rechargeable. Charging Time: ?10 Hours. Battery Capacity: ?7800 Milliamp Hours. Battery Description: ?Hand Warmers Rechargeable. Recommended Uses For Product: ?Outdoors,Sports. Power Source: ?Battery Powered. Material: ?Hand Warmers. Color: ?Black. Brand: ?OVALDENT.