Zl180 Handheld Gps For Surveying, High Precision Rugged Land Surveying Equipment Product Features HIGH ACCURACY POSITION: 2 high precision satellites global GPS + GLONASS coverage for reliable surveying around the world, support for fast positioning and a reliable signal,area measurement error in 0.003 acres,distance measurement error in 6ft LARGE LCD: Our Product has a 2.4 inch FSTN panel and equipped with LCD backlight display, the measurement results can be displayed on the screen directly, convenient for observation.20 hours working time RUGGED DESIGN: Our Product has a weight of approximately 180g/6.3oz and is compact, making it easy to carry. Adopts humanized groove design, easy to hold and not easy to fall off when using 4 IN 1 MEASUREMENT: 2 types of area measurement methods that can measure garden parking lot ranch and flat field.2 distance measurement that can measure straight and curve line distance WHAT YOU GET: Please use it in outdoor open area. 1x GPS Surveying Equipment, 1x User Manual, 1x Charge Cable, 1x Hand Strap. 2 year manufacture HOW TO USE: Please start measuring after searching for satellite signals in an open area.When the accuracy value displayed on the machine screen is below 1 m, start measuring Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!