High-Quality Material: Crafted from high-quality aluminum alloy, this device is rust-resistant, strong, durable, lightweight, and portable. It features a highly sensitive, personalized function that allows users to return to their original starting point or a desired destination at any time. Small Size and Easy to Carry: Easy to use and carry with a keychain, it offers highly sensitive guidance, enabling users to return to their starting point or a preset destination. Ergonomic Design: With 3 buttons and an ergonomic shape, it can store up to 16 locations. It provides real-time latitude and longitude coordinates, route distance and time, travel speed, and altitude, along with satellite time. Simple operation, with a keychain for easy portability. Portable GPS Navigation Locator: This product is a small and portable handheld GPS mini-receiver. It features coordinate indication and guidance, global time zone time, distance, speed, etc. Lost in the mountains? Running and cycling daily, unsure of distance? Wayfinding can accurately record your travel plan and detours. Fishing, finding 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, don't know how far to go, find Lubao to help you. Without a phone card, you can find the world and get the exact color: Green is perfect for outdoor enthusiasts; this tracker makes it easy to find your way in unknown areas. The user-friendly interface of this sporty GPS navigator simplifies operation and facilitates quick navigation. Trust this receiver as it can be used in all weather conditions. Furthermore, this lightweight GPS receiver can store and locate up to 16 of your favorite shops or restaurants, don't miss out. Material: Aluminum Alloy Receiver: L1, C/A Capture 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" x 2.05" x 0.82" Memory: 512KB Buttons: 3 Function Keys Location: 10m (supports differential correction system up to 2m) Speed: 0.1 m/s First Positioning Time: 5 seconds for warm start, 40 seconds for warm start, 2 minutes for cold start Sensitivity: -161dbm tracking, -157dbm reacquisition, -148dbm capture Data Protocol: NMA-0183 v3.01 Power: USB DC 5V / 3.7V 390mA Built-in Lithium Battery Working Time: Approx. 6 hours Power Consumption: 70mA for capture, 30mA for continuous tracking Working Temperature: -20-55 Storage Temperature: -30-55 Humidity: Up to 80% non-condensing Scope of Use: This product is only suitable for 15 building houses in the open area of the outdoor sky near the altitude 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