Introducing the new InnovaGoods Gadget Tech USB thermal lunch box warmer! An innovative product that is very practical as it keeps food hot through a USB connection. It can also be used cold. Ideal for taking to the office or on trips. Modern and functional design Interior coated in thermal insulation Exterior made of 600D Oxford polyester Zip, handle on top and on/off button Easy to use: connect and it's ready Built-in heating resistors Built-in USB cable (approx. length: 2 m) 5 V - 500 mA Approx. dimensions: 21 x 9 x 13 cm #lunchbox #lunchboxideas #lunchboxwarmer #thermallunchbox https://www.instagram.com/p/B37IcZCHzvy/?igshid=1ea19rn2gzyj1