Constant Temperature 55 Degrees Coaster Gift Box Desktop Warming Coaster $ 13.33 Product information: Operation mode: mechanical Timing function: No timing Power supply mode: plug Rated voltage: 220V (V) Rated power: 16w (W) Rated frequency: 60Hz (Hz) colour: Coaster Green, Coaster White, Coaster Package Green, Coaster Package White, Coaster Package Red, Coaster Package Blue, Coaster Package Powder Tempered glass: Tempered glass Temperature: Maintain a constant temperature of 55 degrees Package: Coaster warmer x1