Features: Experience the convenience of USB-powered lighting, line length approx 185cm/ 72.83in with Switch, suitable for various occasions such as camping, night-market, fishing, dormitory, bedroom, etc Made with durable aluminum alloy/PC shell- (optional), this bulb provides warm, vibrant- light that is easy for the eyes. Whether you are camping, fishing, or simply need a cozy bedside lamp-, this bulb is ideal- for anyone who values portability and versatility. Use it in your dorm room, bedroom, or take it with you on outdoor adventures - the 185cm cord and built-in switch make it-easy- to use anywhere. Plus- with its low power consumption and long lifespan-, this LED bulb is an eco-friendly choice that will save you money in the long run. Specifications: Item:USB Bulb Power Supply:USB Input 5V2A Power 10W Size:approx 60mm/2.36in 75mm/ 2.95in Shell-material: PC/ Aluminum Light: Warm / White Light- Line length approx 185cm/72.83in with switch Suitable for various occasions such as camping, night-market, fishing, dormitory, bedroom, etc Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1PC USB Bulb