The 5 1/2 inch Heat Lamp is designed to accept up to a 75 watt Heat Lamp Bulb. It uses a spring steel clamp mounted in an adjustable ball joint for ease in positioning. The scratch resistant vinyl sleeve helps to prevent slippage. The aluminum shade and with the integrated guard puts the heat where you need it and protects against accidental contact. It has a 6 foot 18/2 SPT-2 cord.