UTG Combat Tactical Adjustable Red Laser Sight with Airgun/.22 Ring UTG Combat Quality Tactical Red Laser Sight with Airgun/.22 Tactical Ring - For Handheld or Airgun Application TS Platform and SSS Structure for Most Durable and Responsive Internal Adjustments, Clear and Extra Bright Laser Beam Aim and Instant Lock on Targets to enhance shooting accuracy and Performance, Deluxe Airgun/.22 Laser Ring with Adjustable Clamping Feature Ambidextrous push button switch and remote pressure switch, anodized black matte finish Four AG-13(LR44) alkaline button cell batteries