SwissEye LED Mini Light

* Attachment to the frame of the glasses or the collar
* Precise alignment of the light beam thanks to a special articulated joint
* Dimensions: 14mmx15mmx36mm
* Wavelength for red light: 620nm – 635nm
* Burn time: 30-60 days for intermittent use,
* 6-12 hours for continuous use
* 4 button batteries (LR41)
* Weight: 9g (including batteries)