Toncado 7089 notebook accessory

USB Cup Warmer, 2.5W, 5VDC, 50-60°C, Silver <b>USB Cup Warmer</b>
It works when linked to a usb serial port ( no batteries required) to keep coffee, tea and beverages warm ( 50-60 ° C) while sitting at your computer. No driver required ( plug and play) power 2,5 W 5V DC on off push button and light pointer. Works with every type of mug - metal, pottery glass plastic - and even plastic glasses. Made in china EEC certified.