The Spectra CTO-GL720 Single Grade Laser with HL700 Receiver features up to a 3000 ft. diameter. With -0.5 to 25 percent grade range on the Y axis and +/- 10 percent on the X, the GL720 is a great choice for general construction, site preparation, trenching and pipe-laying applications.
- Temperature compensation provides accurate stable results regardless of temperature changes
- Long battery life and flexible power options keep the unit working throughout the day
- Large displays make the numbers easy to read, even when set-up on a tall tripod
- Better than 5 arc second servo deadband accuracy for demanding high accuracy requirements
