ZL180 Handheld GPS for Surveying, High Precision Rugged Land Surveying Equipment for Ranches, Garden, Farmland and Parking Area Distance Measuring

High Precision Accuracy: Incorporates 2 high-sensitivity satellites with global GPS + GLONASS coverage for dependable surveying worldwide. Enables rapid positioning and delivers a stable signal. Area measurement error remains within 0.003 acres. This unit is not intended for saving waypoints or navigation. Large LCD: Features a 2.4-inch FSTN panel with an LCD backlight display. Measurement outcomes are presented directly on the screen for easy viewing. Rugged Design: Compact and lightweight, weighing around 180g (6.3oz), which makes it simple to transport. Includes an ergonomic groove design for a firm hold, lowering the possibility of dropping during operation. 4-in-1 Measurement: Provides 2 types of area measurement methods appropriate for gardens, parking lots, ranches, and flat fields. Also contains 2 distance measurement functions able to measure both straight and curved line distances. Please Note: Look for satellite signals in an open outdoor area prior to use, as no signal can be detected indoors. For precise measurements, confirm the signal value in the upper left corner of the device screen is below 1 meter before commencing. Tips: It is advisable to measure an area above 0.16 acres and a distance above 328 feet. A larger measurement range results in a smaller error. Keep the device level when measuring. Note: The altitude data shown is GPS altitude, which fluctuates with satellite signal strength; this is typical. This device is made for land surveying exclusively