The Laser Technology TruPulse 200 Laser Range Finder measures distances and heights. The Laser Technology TruPulse 200 Laser Range Finder w/ TruTargeting comes standard with a serial port, offers in-scope data display with 7x power optics and runs on 2 AA batteries. The Laser Technology TruPulse 200 Laser Range Finder w/ LCD Display features an integrated tilt sensor, allowing you to measure horizontal or vertical distance and instantly calculate the height of any object with the built-in, 3-shot routine.