1. USB lamp is heat- and pressure-, you can use it for a long time because the circuit board is made of material. 2. Portable USB night light, soft light, suitable for night sleep and portable lighting. 3. Suitable for USB ports, laptops, charging heads, mobile power supplies, etc. 4. Mini size, easy to carry, bedroom, desk, going out, etc. 5. 7500K white light are suitable for use in environments. Due to different batches, there may be differences in product appearance and printed text, which not affect use. Name: mini USB light Beads: LED5730*2pcs Input voltage: 3V-7V Rated power: 1.0W Lighting angle: 360 degrees Colour temperature: white 7500K Type:White Light Colour:As Shown Material:PC Package Contents: 10 * mini USB light Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.