Key Features: A power bank, also a hand warmer Power bank with high quality li-polymer batteries Small size, big capacity 8000mAh Cute chick design, two sided different materials, ABS+PC and metal with rubber coating Warm the hand quickly within 3 seconds LED digital display to show two different levels of warm hand tempreture, 45C and 55C Warm hands last 7 hours NTC inside to monitor the working temperature inside Slim design, easy taking Specification: Battery: Li-polymer battery 8000mAh TYPE-C Input: 5V/2.0A (max) USB-A Output : 5V/2.0A (max) Size: 30*85.6*146.4 mm Weight: 150g Color: Yellow, Pink, White