4 GPS tracker key finder color are black, green, blue, pink.<br /><br />APP will shows where the item loss connection, this help you remind where you lost it, and find it easily.<br /><br /><b>Specification:</b><br />Finder distance: 0- 100 Feet <br />BT version: BT 4.0<br />Color: 1 x black, 1 x green, 1 x blue, 1 x pink.<br />Battery: Contains CR2032 Lithium Coin Battery (replaceable).<br />Compatible Device: <br />iOS: 7.0 version or later<br />Android: 4.3 version or later<br />iPad: iPad 1/2/3/4 or later, iPad Mini 2/3/4 or later, iTouch 5, iPad Pro 3/4 or later, iPad Air or later.<br /><br /><br /><b>Connect APP </b><br />A- In the Google Play Store or Apple App Store search for "cTracing" or get the download link by scanning the QR code on the box, and download the APP; <br />B- Long press the button on the smart locator, hear the "drop, drop" twice, the LED light is on; <br />C- Search for the smart locator and connect to the app, slide left to delete the tracker, touch the ">" icon to rename the smart locator or disconnect;<br />D- Long press to shut down.<br /><br /><b>Photograph function</b><br />The smart locator and app are connected:<br />-In the app's Camera interface, press the button once to take pictures.<br /><br />Package:<br />4 X Key finder (black, green, blue, pink)