4 ft. 32 Watt 2 Light LED Grow Light (LED Tubes Included) Value:each Q: What type of bulbs nonshrinking cement grout Frequently Q: What type of bulbs does the light use Oil free operation requires no regular maintenance and eliminates the risk of oil stains Selectable trigger system converts from sequential to contact operation Low nail lockout prevents dry firing Ultra quiet rear exhaust with muffler directs air away from the user Reversible belt hook with integrated pencil sharpener Dial A Depth™ control for precise countersinking Lightweight magnesium design for added durability ) 6 in Manufacturer Warranty 6 year warranty Certifications and Listings UL Listed Includes 2 16 Watt toggled grow lights