Product Description Rail Laser Versine Alignment Device is used for measuring track level and line to aid track measurement and hand tamping operations. It can measure the Horizontal and the Vertical . It is mainly composed of laser transmitting device,target positioning device and moving positioning target device . Benefits 1.Quick Installation The operator can put this device on the track in seconds 2.Saving money in repeat work and accuracy 30m at a time with 99.99% reduction on repeat works and rapid deployment 3. Vernier adjustment knob ensuring accurate readings The vernier adjustment knob assist the operator to ensure a perfect horizontal position ensuring accurate reading . 4. Stored in a dedicated protective case ,Easy to carry Specification Laser measure distance 30m Lser center spot 10mm 30m distanceare Point range horizontal 30+60mm vertical 30+60mm target positioning device and moving positioning target device resolution 2mm 1 Battery capacity (laser transmitter) Continuous use for 4 hours