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: ABS Color: Blue, Pink (Optional) Port: USB Power: 10W Input: 5V 2A Size: Approx. 13x12.5x0.5 cm/ 5.12x4.92x0.20 inch Packing List: 1 x USB Insulation Pad 1 x Data Cable 1 x User Manual Package List 1Made of good quality ABS material, high temperature resistant, good heat dissipation, non-toxic, odor-free, durable for long time using. 2Perfect connection between the panel and shell, prevent water from coming in and damaging the Insulation pad. 3Keep your coffee, tea or other hot beverage warm up to 55, safe in use. 4Nonslip sponge pad at the bottom, effectively prevent the Insulation pad moving and liquid in the cup pouring out, high stability and reliability. 5Support USB connecting with PC, laptop, power bank and other power devices with USB port.