Amazon.com: Bedsure Heated Mattress Pad Twin Size - Electric Mattress Pad with Single Controller and 4 Heat Settings, Coral Fleece Bed Warmer with 10 Hour Timer & Auto Shut Off (Twin, 39"x75") :
Kuhnke Pneumatic Timer 1 – 10 Hour 54 Series | Pro Air Solutions
36" x 24" Venture Heat Far Infrared Deep Heating Pad for Injury Recovery and Pain Relief, 10 Hour Shutoff Ultra-Soft Deep Tissue Electric Therapeutic Device (Half Length) 36x24 Inch (Pack of 1)