Spectra Precision GL1425C Dual Grade Automatic Self Leveling Rotary Laser | 2600' Range, 1/16" Accuracy, ±9% Grade Range,HL760 Receiver,Clamp,RC1402 Remote, NiMH Battery & Charger, BlueTooth,Carry Case

Automatic self-leveling - Horizontal, vertical, and grade; Simplifies level, grade and vertical alignment setups. Increases reliability, accuracy and durability, easy to transport, easy to carry, easy to store

Accuracy 1.5mm at 30m (1/16 inch at 100 ft); Bluetooth connection allows laser control with a smartphone; Leveling Accuracy 1.2 vertical, horizontal: ± 1,5 mm / 30 m; 1/16 in at 100 ft; 10 arc seconds

Working range of 800m (2,600 ft) diameter; Height of Instrument Alert - unit stops rotating when jarred to avoid erroneous readings; Energy-efficient design offers long battery life

Radio communication between the HL760 and CR700 digital receiver and the laser provides automatic Grade Matching and PlaneLok; Rotation selection of 300, 600 or 900 RPM, extremely durable and portable

Remote control or remote control app allows operation of all laser functions from anywhere on the jobsite; Highly durable design enables the GL1425C to survive a drop up to 1m (3 feet) onto concrete; 5 Years warranty