Function : 1.it covered by ABS, noiseless to operate 2.use import LED,big power, indensity and longevity 3. high articulation optical fiber 4. three working models : strong , flashing , gradually strong 5. automatic standby and shut down, can be set the working time and reserve time 6. solidity time: 5s-40s 7. it can be plugged in power to work directly
