USB Light, USB LED, USB light, USB LED light, USB
Light bulb: 30 PCS wide-angle high brightness LED Plug and play, 5V DC power supply form USB without external power Flexible metal soft neck for any direction Compatible with PCx, notebooks, and PDAs. Gentle ray, bright, without frequency change, benefit from preventing eyesight. By using lowest work voltages: 5V safety&reliability high efficiency, saving energy. It make 20 times long life than normal daylight by placing exceed ages cold light tube Economic, beauty. Convenience on easy handle light direction Highly recommended as gift or promotianal item.