Specifications: It can heat rapidly in 6 seconds has two adjustable temperature. Small light-packed and travel it can be held by 1 hand providing long-lasting warmth. Using a USB charger it can be charged again and again keeping warm for a long time. Hand warmer can also be used as a mobile power source to quickly fully charge your device anytime and anywhere. Item Name: Hand Warmer Material: ABS Aluminum Alloy Silicone Rated Power: 10W Heating Temperature: First Gear: 47~52 Degree Celsius Second Gear: 55~60 Degree Celsius Heating Time: 3-5H Input/Charge Time: 5V 2A/4.5H Output (Power Bank): 5V 2A Battery Capacity: 6000mAh/10000mAh Battery (Included) Features: Snowman Design Warm Gift Size: 13.5cm x 8cm x 6.7cm/5.31 x 3.15 x 2.64 (Approx.) Notes: Due to the light and screen setting difference the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Hand Warmer 1 x Data Cable 1 x User Manual