Self-Leveling Cross-Line Laser Level. Green beam is 400 percent brighter than red beam laser levels. Self-leveling laser with optional manual mode. Simultaneously projects vertical and horizontal laser lines. Visual and audible alarms when beyond leveling range. Locking mechanism protects inner pendulum during transport. Manual mode allows unit to tilt to extreme angles. Includes: Self-leveling cross line laser level, Tripod wall mount bracket, Mounting strap, 6V battery adapter, Tinted glasses, Magnetic target, Instruction manual.