Features: G63 4G Pet tracking device with LED Lights offer low power consumption, 10+ days standby, and IP67 waterproof design for precise pet tracking in any weather. Combining AGPS/WiFi positioning, this lightweight plastic device features customizable geofencing and monitors steps, distance, calories, and activity patterns. Ideal for pet owners seeking reliabled tracking solution for dogs, cats, or small animals prone to wandering or outdoor adventures. Track your pet's movements during nighttime walks, park visits, or unexpected escapes using its vibrant LED lights and real time location updates. The 850mAh battery powered tracking device stores 90 day location history, ensuring durability and comfort for active pets. Specifications: Component:Plastic Size: Approx.33.5x46.5x18mm/1.31x1.83x0.7inch Battery: 3.7V 850mAh networking positioning accuracy: 50-200 meters (depending on networking conditions) 4G antenna: PIFA antenna Standby time: determined by battery capacity and connection methods Working voltages: 3.5-4.2V (3.4V low power automatic shutdown) Charging current: charging 5V 500mAh (current can be set according to different battery capacities) Package Includes: 1 Set Pet Locator note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.