LED Loading Dock Lights 30W 4200 Lumens with 40'' Single Swing Arm

Loading dock light 40 inch single arm 30W This dock light features a high powered 30Watt LED head, delivering 4200 Lumens. this dock light will be sure to light up even the longest trailer for efficient loading and unloading. It features a durable 40 in steel arm to provide superior rigidity and prevent sagging. Arms are hinged for easy extension and compact folding when not in use.The adjustable light head and swing arm provide more accurate lighting direction. Heavy-duty die cast yellow powder coated aluminum light head housing for high visibility and excellent corrosion resistance,IP65 waterproof rating ensures safe and stable operation, even in wet locations（IP65 LED Power 3pin Circular Connector Plug(Male)-Socket(Female)(3PIN, Direct Plug)）. The hidden cord design gives it a more concise appearance without annoying wires affecting loading and lighting. You can not only control the light by a wall switch, but also by manual control thanks to the switch on the back of the light. This dock light is ETL listed for quality assurance and safe operation. It also comes with a 5-year warranty, giving you extra protection.If you have any questions, please contact me in time and we will be happy to provide you with services. Parameter Wattage: 30 watts Lumens: 4200 lumens Glass: frosted/transparent (lamp cap) Size: lamp arm length 40 inches, lamp cap 6.1’’*7.52’’ Color: yellow Connection voltage: 100-227v / 50-60Hz Wire: 7.2 feet of access wire, 1 foot of connector wire Plug: NEMA 5-15 P grounding plug + waterproof plug (embedded) IP certification: IP65 IK certification: IK08 Certification: DLC, CE Temperature:-40 ° C + 45 ° C Service life: more than 50000 hours Warranty: 5 years 1) Why are the lumens of the same wattage different?  Clean tempered glass is the perfect optical cup design, better focus Frosted tempered glass is better anti-glare, more comfortable to use   2) What is the difference between 30 Watt and 60 Watt led loading dock lights? 30 Watt = 48 Pcs 2W3030 LED Chips = 4200 Lumens  60 Watt = 80 Pcs 2W3030 LED Chips = 8400 Lumens  60W has more energy than 30W, a larger volume, and uses more aluminum materials, Genuine goods at a fair price! 3) What is the difference between Single Swing Arm and Double Folding Arm? With similar flexibility, Single arm has better cost-effectiveness; but Bouble Arms will be more sturdy and able to bear more weight. 3 adjustment points, adjustable angle, change direction at any time