Features: 1. Power supply: USB bulbs can be powered by mobile phone chargers, power banks, laptops, car chargers, etc. 2. Scope of application: This LED light is suitable for lighting in factories, schools, hotels, homes, street lights and other places. 3. Hook design: easy to use the hook, easy to hang or take off anytime and anywhere, giving you convenient lighting. 4. Warm light: the light is bright and soft, not dazzling. Low consumption, high brightness, stable performance. 5. Long service life: The lamp body is made of PC material, which is super energy-saving and environmentally friendly, ensuring more than 50,000 hours of normal use. Description: This bright LED bulb adopts USB power supply, suitable for camping, beach tent, travel, night market, dormitory, emergency use, etc. Specifications: Average lifespan: 50000 hours Shell material: PC Voltage: 5V Diameter of the lamp body: 50mm, 60mm, 70mm (optional) Power: 3W, 5W, 7W (optional) Power supply: USB Light source: 5730 patch Protection level: IP20 Cable length: 1.2m Package Included: 1 * USB Bulb"