Yield Lab Pro Series HPS+MH 600W XL Hood Double Ended Complete Grow Light Kit EXTRA LARGE REFLECTOR: With four panel, double ended design your bulbs are fully utilized and able to project all their power to your plants below with no light wasted. With its larger dimensions, you can expect up to 64 square feet in coverage. This is the preferred hood of professional growers for its unsurpassed quality, phenomenal spectrum, improved PAR, and ease of use INCLUDED COMPONENTS: 1x Yield Lab 600w digital dimmable ballast 120~240V (120V power chord included), 1x Yield Lab 600w double ended metal halide bulb (MH), 1x Yield Lab double ended 600w high pressure sodium bulb (HPS), 1x Yield Lab Professional Series Double Ended XXL Air Cool Hood Reflector , 1x ratchet light hangers, 1x FREE BONUS Analog timer and in depth 12 week grow guide HIGH PERFORMANCE SUPER LUMEN BALLAST: Featuring dimming control you can effectively reduce lumen intensity and heat as low as 50% for early stages of your plant growth as well as boost the output by 10% with the Super Lumen feature for later flowering stages. Industrial grade internal components provide steady power, increased PAR, eliminates flicker and boosted yields FREE BONUS 12 WEEK GROW GUIDE: Exclusive 12 week video guide that shows step by step instructions on how to successfully grow indoors and all the information you will ever need to grow seasonal gardens all year long or medical-grade crops. Whether your a first time or seasoned grower this guide has plenty of knowledge to offer you. The information provided is over 10 years of growing experience in just several days INDUSTRY LEADING WARRANTY AND TOP CUSTOMER SERVICE: Manufactures warranty covers your ballast for 3 years and bulbs for 1 year. Lifetime support by phone and email and 100% Satisfaction Guarantee