High : Support for four global navigation satellite systems (GPS, GLONASS, BEIDOU, and QZSS) improves positioning accuracy, especially in complex terrain or areas with weak signal strength, achieving positioning accuracy within 5 feet (approximately 1.5 meters). Screen: The 2.4-inch sunlight-readable color display provides a clear navigation interface even at night, with push-button operation and a non-slip design. Four Waypoint Functions: Save current GPS coordinates, enter known coordinates, navigate to them, and delete them. Up to 1,000 waypoints can be saved. Track Navigation: Record your route before hiking. If you get lost, it guides you back to your starting point and stores waypoints along the way, making it your most reliable companion for outdoor adventures. Multiple Charging Methods: The built-in 3500mAh lithium-ion rechargeable battery provides up to 20 hours of battery life in navigation mode. It supports multiple charging methods, including power , vehicle charging, and USB charging. Rugged and waterproof (IP65 rating). Instructions: Before using the device, search for satellite signals in an open area outdoors. using the device when the signal level in the upper left corner of the screen drops below 1 meter to accuracy. Color: As Shown Material: plastic Package Contents: 1 x Handheld GPS 1 x USB Cable 1 x English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.