Feature: 1. STABLE AND ACCURATE: Land meter adopts measuring level high sensitivity GNSS receiver chip, uses six satellite system, covers the whole world, has high area measurement accuracy, good signals and easy satellite search 2. 4 MEASUREMENT MODES: Land meter supports area measurement(ordinary area, length width area, fixed width area, fixed point area); Distance measurement(general distance, fixed point distance, general oblique distance, fixed point oblique distance); Airborne measurement(rotating airborne, round trip airborne); Slope survey(general slope) 3. STRONG AND EASY TO USE: Land survey meter adopts industrial three prevention technology, water proof, dusts proof and fall resistant, long lasting. Equipped with big button, simple operating is not complicated, easy to get started 4. HIGH ACCURACY: Land measure meter can also guarantee the use of accuracy in the outdoor place without mobile phone signals, no extra charges, can be placed on the vehicle measurement, suitable for all kinds of agricultural machinery 5. PRACTICAL FEATURES: The mini portable handheld land area meter allow you to view trajectory graphics in real time while in use, and also view graphics in records after saving 6. LARGE SCREEN AND LARGE VOLUME: The land surveyor area measurement tool adopts a 2.4in color large screen, simple and generous, and can be clearly read in the sun. With live voice broadcast(English), loud volume prompts, noisy environment can be heard clearly Specification: Item Type: Land Meter Model: S3 Position Accuracy: 2.5m Initial Pressure Calibration: No Normal Area Measurement: Yes Mountain Area Measurement: No Fixed Point Measurement: Yes Fixed Width Area Measurement: Yes Normal Distance Measurement: Yes Manual Distance Measurement: Yes Height Display: Yes Height Measurement: Yes Trajectory Display: Yes Unit Setting: Yes Time Display: Yes Data Statistics: Yes History Record: Yes Lighting, Currency Detection: Yes Dry Battery: Yes Li ion Battery: Yes Data Storage: 200 Voice Broadcast: Yes Data Export: No Receiver Chip: High sensitivity GNSS receiver chip Receiver Antenna: Passive large size planar antenna Efficient Startup: Hot start 1 second, cold start 30 seconds Area Accuracy: ±0.005 acres (0.16-0.5 acres), ±1% (over 0.5 acres)(when HDOP is less than 1.0) Distance Accuracy: ±1 meter (within 100 meters when HDOP is less than 1.0) Feature: Latitude and longitude display, altitude display, area measurement, distance measurement, land price calculation Data Statistics: Area statistics, distance statistics Area Records: 200 Entries Distance Records: 200 Entries Trajectory Display: Real time display of trajectory during measurement, can also be viewed in statistical records HDOP Setting: Custom HDOP Setting Screen Display: Color screen (2.4 inches) Audio Prompt: Voice broadcast Operating Temperature: -20℃~70℃ Storage Temperature: -30℃~80℃ Data Interface: USB interface, can be charged via this interface Battery: 1 x 3.7V li ion battery 1800mah. Package List: 1 x Land Surveying Instrument 1 x User Manual 1 x USB Cable 1 x Lanyard