Bosch GCL 2- Professional Combi Laser Mount & Clamp ✔ Working time: 8 hours continuous use ✔ Vertical line with 90-degree crosshair �� Get Perfect Alignment Every Time The Bosch GCL 2-50 G Professional Combi Lasermakes alignment and transfer simple. Highly visible green laser lines and green plumb points give enhanced visibility in brighter environments. The ON/OFF switch and one-button keypad make for ease of use. For starting right away, the GCL’s laser receiver mode is always activated. Its durable design includes a rubberised housing for better protection of the recessed glass, dust and splash water protection IP 64. The RM 10 Professional lets the precise positioning of laser lines around plumb points. Perfect for many applications such as building framework for drywall, mounting sockets and doors, and point transfer for light mounting. Supplied with: 4 x AA 1.5V LR6 Batteries.1 x RM 10 Skilled Rotating Mount.1 x DK 10 Professional Ceiling Clip.1 x Laser Target Plate.1 x Pouch.1 x Carrying Case. Specifications: Accuracy: ± 0.3mm/m.Plumb Point Accuracy: ±0.7 mm/m.Self-levelling Ra