electric bed warmer blanket 100% pure wool 150x80 cm can be placed between the sheet and the bed mattress 2-level temperature switch TPS safety system (protection against overheating) power: 60 W230 V hand washable weight: 2 kg IMQ Certification (Italian Quality Assurance Institute) 2 year warranty With the help of the ARDES 411 bed warmer, you can warm up your bed quickly and easily , helping to fall asleep quickly and easily. Its temperature can be adjusted in two stages for the most optimal effect. Its touch is soft and gentle thanks to the 100 percent wool. Place the bed warmer between the mattress and the sheet, turn it on and you can already feel its warming effect after 10 minutes.