Sourdough Starter Warmer: Precise temperature control from 70°F to 100°F in 1°F increments. Ensures stable, consistent heat for optimal fermentation, even in cold environments. Maintain your sourdough starter within the ideal range of 75°F–82°F to support efficient fermentation and improve bread texture. Smart Timer & Memory Function: Features a 0–12 hour timer with auto shut-off for hands-free dough proofing. Safe, Efficient Heating: Equipped with graphene and aluminum foil heating film, using directional heating technology for uniform, rapid warmth—reaches target temperature in seconds. Operates at only 12W for energy-efficient performance. For better heat retention, cover the jar with a towel. Durable, Compact Design: Features a standard US plug for stable, reliable power—more robust than USB-powered alternatives. Plug-and-Play Use: Suitable for sourdough starter maintenance, meat defrosting, butter softening, yogurt fermentation, and other temperature-sensitive food preparation tasks. Ideal for both beginner and experienced bakers. Voltage: AC 110V Plug Type: US Plug (compatible with countries using standard US-style outlets) Color: Black Material: Plastic Package Contents: 1 x Electric Sourdough Starter Warmer Mat Note: Color appearance may vary slightly due to screen settings and lighting conditions. Dimensions may vary by ±1–3 cm.