Newest technology ! Double Chips 10W(2pcs 5w chips in every led) LEDs which is much brighter and efficient than 3W and 5W LEDs. Energy saving, just consumes about 185w power. High brightness and Long lifespan. Full specturm led grow lights,the color ratio is samilar to the sunlight, include red,blue,yellow,white,IR and UV. Infrared can promote stem elongation and seed germination, increase yield in a certain degree.Ultravio can letsterilization, kill bacteria and reduce the plant disease. Efficient cooling system: some holes on the led board(thickened, ours:3.0mm, others:1.6mm) and the glass for better heat dissipation, two fans and the vents form convection, keep the lights working longer.And every led has a resistance to keep them work separately. Ideal for all phases of plant growth,can be used in house garden, pot culture, sowing, breeding, farm, flower exhibition, greenhouse cultivation, water soluble breeding, greenhouse cultivation, pipeline cultivation and so on. We have our own factory and professionals to research, design and develop the products, best price for you. Professional customer servies, reply within 24 hours,any problem with the light,just email to us. And 3 years warranty. Important - Please read before placing an order! All our products are order on request items, and as such will take roughly 10-25 working days once payment has been recieved to be delivered. All stock is sourced from the USA, and is designed for use in the USA. If the item is powered, a transformer will be needed if the item lists as 110V only. If the item lists as 110-220V - only a simple adapter is needed. If you are unsure please check with us/the manufacturer before placing your order. Once your order has been processed, we will confirm the order and send you our banking details. Once paymant has been received, we will process your order accordingly. We will keep you updated during the process, and advise you each step of the way (Once the order has been confirmed, arrived at USA office, arrived at SA Customs, arrived at SA offices and despatched to customer with tracking details). Please note you will receive automatic feedback requests from BoB before the order is delivered, please wait for the order to be delivered before rating us. Pricing displayed includes all customs charges (VAT/DUTIES/PORT HEALTH etc), insurance and international shipping - there are no surprises or any extra costs when the item arrives in the country. We use a door to door courier for all our deliveries and do not use the Post Office. As all orders are placed as a special request, orders cannot be cancelled/returned once the order has been placed and confirmed. All items come with the standard warranty issued by the manufacturer in the USA. If a warranty claim needs to be submitted, the item would need to be returned to the USA. The authorized SA distributor of our products are under no obligation to honour the manufacturer's warranties or to provide after sales service.