Specifications: Infrared light is invisible to the naked eye so when using this bulb only half of the chips will appear illuminated. The red light bulb is equipped with 60 degree glass lens and additional super large optical lens which improve the Irradiance > 141mW/cm2. Target treatment for your face shoulder knee waist 20 minutes every time. It is designed to deliver infrared heat to the body. The infrared heat improves the blood flow and circulation of the target area, encouraging muscles and damaged tissue to heel. The high power led light therapy bulb has built-in qualified heat sink for better heat dissipation, which is durable to use. Type 1 has a light; type 02 has a light and a US plug lamp holder; type 03 has a light and a EU plug lamp holder, totally 3 options, please choose the option as you need. Item Name: Infrared Heat Lamp Material: Metal, PBS Wattage: 01:18W, 02:54W Max Power Draw: 18W(1W/LED), 54W(3W/LED) Avg Power Draw: 12W±5%, 20W±5% LED Lamp Beads: 18Pcs LED Lens: 60 Degree Input Voltage: AC85-265V Frequency: 50-60Hz Lifespan: 50,000 hours Lighting Distance: 15-30cm away from Skin Light Color: 9pcs 660nm Deep Red LEDs, 9pcs 850nm near Infrared LEDs Illuminance: 141 mW/cm2 @ 0inch, 123 mW/cm2 @ 3inch, 98 mW/cm2 @ 6inch Features: Optical Lens Design, Easy to Use, Growth Light Size: 12cm x 13cm/4.72" x 5.12" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Infrared Heat Lamp Or 1 x Infrared Heat Lamp 1 x US Plug Storage Rack Or 1 x Infrared Heat Lamp 1 x EU Plug Storage Rack