Sourdough Warmer: Fine-tune from 21-38°C in 1°C increments. Our sourdough warmer ensures stable heat for perfect fermentation, even in winter. Keep your sourdough in the ideal range of 24-28°C to promote fermentation and improve bread texture. Smart Timer & Memory Function: With 0-12 hour setting and automatic shut-off timer, this sourdough heating mat ensures perfect dough fermentation without constant monitoring. Safe Fast Heating: Equipped with upgraded graphene and aluminum foil heating film, the sourdough warmer uses advanced directional heating technology. It can achieve even and rapid heating in just 10 seconds. The sourdough warmer consumes only 12W of power while providing efficient temperature control, ensuring energy savings and environmental safety. For improved heat retention, simply cover the jar with a towel. More & Compact Design: Unlike USB-powered sourdough warmers that easily break, our US plug design offers stable power and greater durability. Plug and play. Our sourdough fermentation mat can be used for sourdough, thawing meat, softening butter, fermenting yogurt, etc... Ideal for both beginners and experienced professionals. Voltage: AC110V Plug Type: US plug, it applies to Canada, India, Mexico, Thailand, the Philippines, Taiwan and so on. Color: C: Black Material: plastic Package Contents: 1 x Electric Sourdough Heating Mat Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.