A professional cross-line laser with plumb-point dots for efficient horizontal and vertical layout, built for tradespeople and builders. GreenBeam technology: 510–530 nm wavelength for clearly visible lines in bright environments. Line range and modes: cross lines visible up to 40 m; pulse-modulated lines usable with line receivers (optional). Self-levelling and accuracy: self-levelling within ±5°, accuracy ±0.30 mm/m. Protection and durability: IP54 rating; shock-absorbent soft-grip casing, rotatable housing, protective slider. Versatility: manual mode for inclinations; attachable laser base for alignment on U-profiles. Compatibility: 1/4 in tripod connection; line receivers available as an optional accessory. Supplied with a complete kit: 1 x 12V 2.0Ah Li‑ion battery, 1 x charger, 1 x SLB 500 laser base, 1 x SWB 10 wall bracket, 1 x target plate and 1 x carrying case. Ideal for transferring heights between floors, aligning cabinetry, marking plumb lines on walls, ceiling grids and other on-site layout tasks where vertical and horizontal accuracy is required.