Unique camera Flip DesignJust one click on the side button then you can flip the original camera. With this function, you can switch the front and rear shooting freely. Note: Do not work with iPad or any kind of pad.Zoom in and outThis is smartphone camera remote design with zoon in & out function control. With the plus or minus keys, you can freely adjust the focal length of your phone's camera. Long press the zoom +/- keys to steplessly zoom, ensuring a smooth zooming experience. Noted: Front camera do not have zoom function. Note: Do not work with iPad or any kinds of padE-Book App Page TurnerThis wireless remote can help you control the page-turning of the E-book APP, and enjoy a comfortable reading experience. Note: ONLY available for e-book APP on Smartphone, not work for Kindle devices or any E-reader device.Detachable Lanyard for Added SecurityKeep your remote close by attaching it to your wrist or other belongings, ensuring it won't get lost while you're on the go.Wide Compatibility & Long Distance ConnectionCompatible with iOS (above 14.8 version) and Android devices. Advanced Bluetooth 5.0 chip creates a quick, unbreakable connection and you can remotely control the paired devices within 33 feet. It will turn off automatically if without any operation for 5 minutes