Smart Constant Temp USB Mug Warmer

Dimensions: 10 × 12.5 × 1.5 cm (3.94 × 4.92 × 0.59 inches). Weight: Lightweight and compact design ideal for desk, car or travel use. Material: Durable ABS plastic housing with aluminium heating surface for efficient heat conduction and even temperature distribution. Maximum surface temperature: 45 °C — a safe, comfortable warmth that preserves beverage flavour without scalding or evaporating liquids. Core functionality: Uses precise thermostatic control to maintain steady 45 °C output — not just rapid heating, but sustained warmth over time. Heats cold beverages quickly to target temperature, then switches automatically to energy-conscious maintenance mode. Integrated safety systems include auto shut-off on overheating and short-circuit protection. Compatible with ceramic, glass and stainless steel mugs — no metallic base required. Powered via standard USB port (5 V, included cable). Designed for daily use in UK homes, offices and vehicles: fits neatly beside keyboards or in cup holders; low-profile height ensures stability with tall or tapered mugs; silent operation makes it suitable for quiet workspaces.