Sourdough Starter Warmer: Adjust temperature precisely from 70°F to 100°F in 1°F increments. Ensures stable, consistent heat for optimal fermentation, even in cold environments. Maintain ideal fermentation temperature between 75°F and 82°F to enhance dough development and improve bread texture. Smart Timer & Memory Function: Features a 0–12 hour timer with auto shut-off for hands-free proofing. Safe, Efficient Heating: Utilizes advanced heating film technology for uniform, rapid heating in seconds. Operates at 12W for energy-efficient temperature control. For better heat retention, cover the jar with a towel. Durable & Compact Design: Features a standard US plug for stable, reliable power—more durable than USB-powered alternatives. Plug-and-Play Use: Suitable for sourdough starter activation, dough proofing, yogurt fermentation, butter softening, and meat defrosting. Ideal for both beginners and experienced bakers. Voltage: AC 110V Plug Type: US Plug (compatible with countries using standard US-style outlets) Color: Black Material: Plastic Package Includes: 1 x Electric Sourdough Starter Warmer Mat Note: Color may vary slightly due to screen settings and lighting conditions. Dimensions may vary by ±1–3 cm.