High-Quality Material: Made of high-quality aluminum alloy, rust-proof, strong and durable, lightweight and portable. This product offers a highly sensitive, user-centric function allowing users to return to their original starting point or desired destination at any time. Small Size and Easy to Carry: Easy to use and carry with a keychain, featuring a highly sensitive guidance function, allowing users to return to their starting point or preset destination. Ergonomic Design: 3-button design and ergonomic shape, can store up to 16 locations. Provides real-time latitude and longitude coordinates, route distance and time, travel speed and altitude, satellite time. Easy to use, with a keychain, easy to carry. Portable GPS Navigation Locator: This product is a small and portable handheld mini GPS amplifier. Features coordinate indication and guidance, global time zone time, distance, range, speed, etc. Lost in the mountains? Running and cycling daily, unsure of the distance? Wayfinding accurately records your route and detours. Go fishing, find a good spot, set it directly, and find it next time. Golf, 18 holes are the hardest to find, each point is set directly according to your needs. Outdoor travel, snorkeling, unsure how far to go, find Lubao to help you. Without a SIM card, you can find the world and get the exact location. The green color is perfect for outdoor enthusiasts; this tracker makes it easy to find your way in unfamiliar areas. The user-friendly interface of this sporty GPS navigator simplifies use and facilitates quick navigation. Rely on this receiver as it can be used in all weather conditions. Additionally, this lightweight GPS receiver can store and locate up to 16 of your favorite shops or restaurants—don't miss it! Material: Aluminum Alloy Receiver: L1, C/A Tracking Channels: 51 Tracking Channels: 14 Maximum Update Rate: 10Hz Display: Pixel Height * Width 128 x 64 Dot Matrix Backlight Type: Blue Product Size: Approx. 6.5 x 5.2 x 2.1 cm / 2.56 inches x 2.05 inches x 0.82 inches Memory: 512KB Keys: 3 Function Buttons Accuracy: 10m (supports differential correction system accuracy up to 2m) Speed: 0.1 m/s First Positioning Time: 5 seconds for hot start, 40 seconds for warm start, 2 minutes for cold start Sensitivity: -161dbm tracking, -157dbm reacquisition, -148dbm acquisition Data Protocol: NMA-0183 v3.01 Power Supply: USB DC 5V / 3.7V 390mA Built-in Lithium Battery Working Time: Approx. 6 hours Power Consumption: 70mA for acquisition, 30mA for continuous tracking Operating Temperature: -20-55℃ Storage Temperature: -30-55℃ Humidity: Up to 80% non-condensing Application: This product is only suitable for 15 building cases in the open area of the outdoor sky near the height without receiving satellite signals. Package Weight: Approx. 103g Package Includes: 1 x Mini GPS Tracker, 1 x Keychain, 1 x USB Cable, 1 x User Manual