Features: 1. Three-prong plug directly charges at 220V. Thick cable resists damage. Stainless steel buttons with extra-large display. 2. Stainless steel countertop retains original finish with excellent rust resistance. 3. Double-layer rack with sturdy, durable frame that won't warp. Solid legs withstand heavy loads without deformation. 4. Sensor equipped with waterproof sleeve. Sensor cable features corrugated tubing for rodent and water protection.