The Black Widow is equipped with a powerful class 3A red laser, so you can paint targets up to 300 yards away.
 Compatible with all Picatinny and Weaver rails, the Widow’s compact design fits 98% of all handgun rail systems, in addition to AR-15 platforms.
 100% aircraft aluminum construction means extreme durability and extreme operating temperatures 10°f-115°f
 All batteries, mounting, and zeroing tools are included!

SPECS:
Quick Deploy <5mW Red Laser- 20mm hinged mounting base
Aircraft aluminum + shockproof construction
Weight: 1 oz.
Dimensions: 25mm X 25mm X 30mm
Bonus rail to mount additional accessories
Three LR41 power cells included