Features Stable working: works stably under the rated voltage AC 220V, the silicone rubber heating pad ensures fast and even heating. Practical Application Can be used for heating and dehumidifying various cabinets such as control cabinets, communication cabinets, lighting cabinets, anti-condensation boxes, chassis, etc. FOR COLD WINTER :Temperature resistance from -60℃ to 250℃, so the heating mat is not afraid of high temperature and cold environment. Better heating: aluminum alloy and silicone rubber are combined, and the interior is made of flat and ultra-thin electric heating wire. Easy Installation The appearance is simple, the size is small, the use is fast, and also the installation is very convenient. Specification: Item Type: Silicone Rubber Heating Pad Nominal voltage: AC220V. Relative humidity: ≤ 95% RH Dielectric strength: 2000 V/min. Insulation resistance: >50MQ. Temperature resistance of silicone rubber insulation: -60℃ ~ 250℃. Package list: 1 x silicone rubber heating pad. Package List 1 x Silicone Rubber Heating Pad