Features: 1. USB plug and play for quick double-sided heating. 2. Heating temperature: 80-85degC. Surface temperature can reach 70degC 3. Safe and reliable: internal temperature control protection (automatic power off when the surface temperature is higher than 80 degC) 4. Warm your hand in cold winter, a great gift for friends, family 5. Made of durable material, small and compact, comfortable to hold in hands. Notice: 1. Actual color may be slightly different from the image due to different monitor an effect. Please allow 1-3cm deviation due to manual measurement. Specification: Material: PC + plush cover + electronic parts Power supply: USB cable (1.1m) Input: DC 5.0V / 1.5A Output power: 7.5W Heating temperature: 80-85C Surface temperature can reach 70C Plush cover, warm and soft Safe and reliable: internal temperature control protection (automatic power off when the surface temperature is higher than 80 degC) Size: Silicone hand warmer (USB plug-in): 8.5*4.8*1.9 cm Plush hand warmer (USB plug-in): 10*3*2 cm Note: You must turn off the USB power supply after 5 minutes before removing the plush cover Include: Choice 1: 1 x Hand Warmer(without plush cover) Choice 1: 1 x Hand Warmer 1 x plush cover