Salton Coffee Mug & Tea Cup Warmer for Office Desk Use, Electric Beverage Warmer with Automatic Temperature Control, Perfect for Warming Candle Wax No Flame Warming, White (SMW12) : Amazon.ca: Home

“Great at keeping things warm, especially if they’re put on while hot/freshly brewed. Use a ceramic mug for best results. While it does great at maintaining temperature, it doesn’t heat up liquids unless you’ve got about a 1/4 mug or less.... Amazon Customer”