Description: Smooth and curvaceous, this hand warmer fits your hands and is compact and portable, so it can always be with you without taking up space. With 2 temperature modes that you can adjust to suit your needs and the ability to heat up quickly within a second, this mini hand warmer always keeps your hands warm and is an essential winter companion. It is made of high-quality ASB and electronic components material. The length of this hand warmer is 8cm, the width is 7.8cm and the height is 4.7cm. Suitable for home, household, dorm, etc. Item Name: Hand Warmer Material: ASB, Electronic Components Features: Cat Paw Shape, Portable, Rechargeable Power Supply: USB Rated Power: 5V/1A5W Operating Power: 3.7V/1A3.7W Style A Battery Capacity: 1200mah Style B Battery Capacity: 2400mah Charging Time: 1200mAh-1.5h; 2400mAh-2.5h Working Time: 1200mah: 90-180 Minutes; 2400mah: 180-360 Minutes Hand-warming Temperature: Low Temperature Gear-50 degrees Celsius; High Temperature Gear-55 degrees Celsius Size Details: Size: 8cm x 7.8cm x 4.7cm/3.15" x 3.07" x 1.85" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Hand Warmer(14500-size Battery Included) 1 x USB Cable 1 x User Manual