Specifications:
★Material: Silicone+Carbon fiber
★Color: Blue, Green, Rose red
★Size: 9.5x0.6cm
★Power: 3.75W
★Voltage: DC 5V
★Current: 750MA
★Package Size:10x10x2cm/3.94x3.94x0.78"
★Quantity: 1 pc

Note:
★1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.
★2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package includes:
★1pcx Cup Warmer

• Connect the USB cable to the computer or 5V charger switch interface, coasters begin to generate heat.
• The need for thermal insulation on the silica glass coasters, then it can play the role of insulation (please don\'t use the recessed bottom cup, glass Cup is best)
• Please do not use this insulation Cup for outside functions.
• Please Unplug the USB cable when don\'t use, to extend the life of the product.
• It is only used to keep your tea or coffe warm,but not for heating.

Connect the USB cable to the computer or 5V charger switch interface, coasters begin to generate heat.Rawuin