PAR56 LED Light Bulb. Uses 12 Watts of power. Up to 960 lumen. 120 VAC. The base is Bi pin. This bulb measures approximately 7 inches by 4 inches. IP Class: 54. Weight: 615G. CE and RoHS listed. Lens Type: Diffused. Luminous Efficacy: 80 lm/w. Lumen maintenance: 80-90%. Beam angle: 30 Degrees. Forward Lumen: 800-960 Lumens. Unit Watts: 12 W. CRI 70. These bulbs work great outdoors in light fixture to protect against the environment. This LED bulb comes with Screw Terminal G53. Comparable to a 110 Watt incandescent bulb. Long life up to 30,000 hours. Par 56 means 56*1/8" or 56*.125 which is approximately 7" diameter.