The LS-B200 Series of machine-mounted laser sensors are affordable grade indicate systems designed to improve grading & excavating production & accuracy. Easy to use with fast setup, these depth control sensors can be mounted to your earthmoving machines in minutes. Attach any of the LS sensors to a piece of equipment, turn it on, bench in, & go to work. No more waiting for a grade checker or jumping off a machine to check your own grade.With Topcon's laser sensors, you'll know if you are above, below, or on-grade all the time. Put the LS-B200 Series laser sensor on a dozer, then move it to your excavator & then onto a grader. Because it's that easy, contractors often want to equip all of their earthmoving machines with these production-boosting control systems. Each sensor is packed full of features, such as an accuracy mode & battery life Indicator, plus a power save/auto cut off function to save battery life. Choose from two different models that each provide 360° laser detection to keep your project moving ahead in challenging conditions. The LS-B200W receiver pairs with the Laser Manager mobile app, turning your smart device into an in-cabin remote display.Kit IncludesLS-B200W Receiver4 x 'C' Dry BatteriesCarry CaseInstruction ManualFeatures & Benefits360° laser detection angleOffset"On Grade" PositionUp to 800m Detection Range (Diameter)Wireless Bluetooth - Topcon Laser Manager App ($159 In App Purchase)Inbuilt Plumb & Slope IndicatorPole Mount UnitCapable with Topcon Control Boxes for "Automatic Mode Applications"Made in JapanSpecificationsDetective Range 250mmDetective Angle 360° (ON GRADE)Detective Precision Mode1±3mmMode2±6mmMode3±15mmMode4±30mmDetectable Laser Wave Length 633~785nmLaser Detecting Range (Diameter) 800m (Using RL-200 Series)Wireless Communication 20m (May vary due to environment)Internal Battery C-size dry cells 4pcs.Battery pack BT-83Q (sold separately)External Power Supply DC 10V to 30VContinuous Operating Time Approx. 80hrs(Dry Cells)Approx. 40hrs (BT-83Q)Operating temperature -20°C~+50°CWaterproof IP66Dimensions (W/D/H) 158x166x357(mm)Weight (Without cells) 2kg