Coverite sealing iron uses 110V power source and reaches between 150Âº to 475ÂºF. 165 Watts of power. Advanced wing design: the specially-designed "wings" allow easy bonding of covering, even on convex corners such as fillets and tail joints. Thermostatically controlled; just dial thermostat to desired setting to maintain even and constant heat. Thermostat features ON/OFF switch. Non-stick coating ensures long-life use and allows iron to glide over covering material without scratching. One piece formed steel handle and shoe jointing plate that will never separate. Lightweight (11oz.)and can be used for all heat sealing applications. Comfortable wooden handle to relieve stress on your hands.