• [2 in 1 Hand Warmers and Power Bank] In an upgrade aluminum surface design, take only 5 seconds to quickly heat up,360° surround heating, Lightweight and palm-size, it's comfortable to hold and portable for outdoors to keep hands warm in winter, and provides backup power source for your cellphone.
• [2000mAh Rechargeable Power Bank] the handwarmer can be fully charged in just 3 hours. As a power bank, it can fully charge electronic devices like mobile phone with the provided USB-C charging cable(output:5V/1A ). Type-c also have output function more wider applicability. No worry about cellphone's battery dying when you are out. Note: When heating function is on, the hand warmer cannot charge other devices.
• [Absolutely Safe to Use]safety first, the hand warmers are designed with over-current, over-voltage, over-temperature, short-circuit, over-heat, over-charge and other security protection circuits.
• [Lightweight & Portable]which conducts heat quickly and has no peculiar smell, and the Silica gel design is more comfortable to hold. Small well-constructed body makes it lightweight, easy to grasp, and slip into gloves or pocket.
• [Great Winter Warm Gift] In cold winter, this trendy electric hand warmers become a must-have kit to keep warm and will be a surprising gift for family and friends on Thanksgiving, Christmas, New Year, birthday, Valentine's Day and others, and it is the Perfect gift for outdoor sports enthusiasts, such as hunting, climbing, hiking, fishing, golf, traveling, camping, skiing, cycling,etc.

Specifications:

• Material: Silicone+Plastic
• Size: 7.2*3*2.2cm-2.83*1.18*0.87inch, Bracelet length: 22.5cm-8.86inch
• Color: White, Pink, Black, Orange, Purple
• Input Power: 5V/1A
• Battery Capacity: 2000mAh
• Powered By: USB 
• Using Time: 300min
• Charging Time: 3h

• Please allow a little differences due to manual measurement.
• Due to the difference between different monitors,the picture may not reflect the actual color of the item.Thank you!

• 1Pc x Hand Warmer