Superior Satellite Support: Support for multiple GNSS navigation satellite systems (GPS + + BEIDOU + QZSS) improves positioning accuracy to within 5 feet (approximately 1.5 meters), making it easy to track even in challenging environments, surpassing GPS alone. Waypoint navigation, route setting, and track navigation use GPS technology to record your journeys or waypoints, guiding you back to your starting point if you get lost. It's your most reliable companion for outdoor adventures. Large Screen: The A8 handheld navigator features a 3.2-inch sunlight-readable color display for easy viewing. Its 16GB internal memory allows it to save and track 20,000 waypoints, 1,000 , and 1,000 tracks. Extreme Battery Life: The 4000mAh battery lasts up to 24 hours. Simply charge via USB and it's ready to go. It's an ideal rugged, waterproof GPS navigator for a variety of outdoor activities, including camping, hiking, and farming. Please note: Before using the device, search for satellite signals in an open outdoor area free from interference. The signal can be received indoors. When the signal HDOP value on the satellite screen is lower than 1, please using it to the accuracy of the device. Color: As Shown Material: plastic Package Contents: 1 x Handheld GPS Navigator 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.