Features:Made of good quality ABS material, high temperature resistant, good heat dissipation, non-toxic, odor-free, durable for long time using.Perfect connection between the panel and shell, prevent water from coming in and damaging the Insulation pad.Keep your coffee, tea or other hot beverage warm up to 55℃, safe in use.Non-slip sponge pad at the bottom, effectively prevent the Insulation pad moving and liquid in the cup pouring out, high stability and reliability.Support USB connecting with PC, laptop, power bank and other power devices with USB port.Specification:Material: ABSColor: Blue, Pink (Optional)Port: USBPower: 10WInput: 5V 2ASize: Approx. 13x12.5x0.5 cm/ 5.12x4.92x0.20 inchPacking List:1 x USB Insulation Pad1 x Data Cable1 x User Manual.