ZL660 Land Surveying Equipment, Handheld GPS for Surveying | Intuitive Operation, 3.2" Color Screen,6 Satellites, 7 Methods for Measuring Land Area, Distance,Slope

Please note: 1. Please search for satellite signals in an open outdoor area before using this device. There is no signal indoors. When the signal value in the upper left corner of the device screen is below 1, start measuring to ensure accuracy. 2. The altitude data displayed is GPS altitude, and it changes with satellite signal. This is normal! 3. This device is only for surveying land and cannot be used for navigation. TIPS: The device needs to be held horizontal for taking measurements. It is recommended to measure areas above 0.04 acres and distances above 328 ft. The larger the measurement range, the smaller the error. High-Precision Surveying & Portable: Take professional-grade surveying anywhere. It supports 6 satellite systems for fast, reliable positioning (area error <0.002 acres, distance error <5 feet). It includes a convenient lanyard for secure carrying, making it the perfect GPS surveying equipment for measuring land area, distance, and slope. 7-in-1 Measurement with One-Key Operation: Master land surveying instantly. This intuitive unit features 7 dedicated modeseach with a single, clearly marked button for one-key access. Simply press to measure land area (ideal for pastures and gardens), distance (straight or curved), height, slope, or save coordinates (save only, no edit). Sunlight-Readable 3.2" Color Screen: Enjoy clear visibility with the 3.2-inch color display. Featuring 240x320 high resolution, this large screen remains perfectly readable even under direct, bright sunlight. Long-Lasting 48-Hour Operation: Maximize productivity on long projects. The powerful built-in 4000mAh lithium battery supports up to 48 hours of land surveying operation, ideal for extensive farmland surveys, large property assessments, and all-day fieldwork. Rugged & Ergonomic Design: Built tough for any environment. This durable land surveying equipment features a waterproof and dustproof design. Its ergonomic contoured grip ensures comfortable use and prevents slipping, while the compact size fits easily in your pocket