model: YD-S
LED brightness: 13000-15000 mcd
Bulb: three 100, 000-hour lifetime, white Light Emitting Diodes( LEDs)
Run time: up to 120 hours
Powerd by three pieces of AG13 button cell(battery included)

1) wonderful mini super bright 1 or 3 LED book light for reading
2) sleep stylish design, compact and very practical of the clip on book light
3) reading light be used almost anywhere, in doors, outdoors, reading light, laptop.
4) it's adjustable inclination for the best angle of reading, also small and light in weight.
5) push button on-off switch on the back.


it's very small and light, you won't disturb other people when you are reading.
Any questions on ultra bright 3 led headlamp, I will be more than happy to help you in any way I can.