The high quality PC case light dissipates the heat generated by the LED lamp. The luminaire lasts 50,000 hours, which significantly reduces maintenance costs. Harmless to the body: the product looks like a UFO and a soccer ball. Constant current and flicker-free, harmless to human eyes and body. Application range: 4,500 lumens, suitable for large indoor spaces such as schools, hospitals, warehouses and factory production lines Low power consumption: compared to conventional garage lights, this light also allows for save 40W of energy and 60% of energy. Quick installation: simply install the bulb on the E27 socket without tools. Specification: Lumen: white light 4500lm Cool white: 6500 K Lampholder: E27 Protection level: IP44 Beam angle: 360 degrees Material: ABS, PP, PC Light color: white light Size (unfolded): about 18.9 * 18.9 * 15.0 cm 7.44 * 7.44 * 5.90 inch Size (after folding): about 11.2 * 11.2 * 15.0cm 4.41 * 4.41 * 5.90inch