50mW green laser with grey color

Dimensions: φ26.5*118mm
Wavelength: 532nm
Output Power: 50mW
Class: IIIB
Output Mode: Constant Wave
Dot Size: 15*15mm at 10M distance
Operating temperature range:+15℃～＋30℃
Storage temperature range:-10℃～＋40℃
Batteries: CR123A X 1

Water free, you can put it under water for 0.5m