Feature:1. Real-Time Tracking: Our smart GPS trackers provide real-time location updates, allowing you to track your pets or kids accurately and instantly. Stay informed about their whereabouts and ensure their safety at all times.2. High-Performance: It uses stable BT connection technology to help you locate items quickly and easily within the coverage; if it is out of the BT scope, it can be easily found through the APP (compatible with iOS Find My).3. Long-Lasting: Designed to last, our tracking device boasts an extended battery that can keep track of your items for about 6-12 months. Say goodbye to frequent charging and enjoy uninterrupted peace of mind.4. Compact Size: This locator is small (1.7*1.03*0.72in) and light (0.02oz), and very easy to carry at any time with a hole for suspending. The housing is waterproof and rainproof, which works perfectly even in bad weather.5. Wide Applications: Support cell phone remote control, and provide a secure tracking device for your vehicle assets, elderly, children, spouse, pets, luggage, wallets, etc. With large sound reminders, easy to hear for all people.Specification:Color: Brown, Black, Green (Optional)Number: 1Pcs, 2Pcs, 4Pcs (Optional)Material: ABSBattery: 220mAhSensing Mode: BTAlarm Duration: 10 SecondsStandby Time: 12 MonthsAlarm Decibel: Support scope: 60-80dbItem Size: 43.1 * 26.1 * 18.3mm/1.7 * 1.03 * 0.72inItem Weight: 8.9g/0.02ozPackage Size: 95.6 * 65 * 20.5mm/3.76 * 2.56 * 0.81inPackage Weight: 21.4g/0.75ozPackage List:4*GPS Trackers