About this item Seamless Integration: Simply press and hold the smart devices function button for approximately 5 seconds, then complete quick one-tap pairingit integrates directly with your devices tracking app for instant tracking. Easily locate your wallet, bag, or valuables in real-time with this tracker or play a sound via its Bluetooth function, no extra apps needed! 0.06in Ultra-Thin Design + IP68 Water Resistance, Durable & Portable: At just 0.06 inches (1.5mm) thickabout the thickness of 1.5 bank cardsit slides easily into wallet card slots, passport holders, or slim card cases without adding bulk. Boasting an IP68 water-resistant rating, it survives immersion in 1 meter of water for 30-60 minutes, handling rain, spills, or outdoor use with ease. Scratch-resistant material also ensures it stays in good shape through daily wear and tear. 100dB Loud Speaker + Dual Anti-Loss Features: Equipped with a 100dB built-in speaker, it emits a loud sound (activated via the tracking app) t