Free Your Hands : Using the wireless page turner pedal performers can easily complete the page turning step by simply stepping on the pedal while playing,it can make the process of playing and practicing music easier and smoother. Multiple functions ：Wireless page turner work with kinds of apps for reading music score,scrolling lyrics,guitar tabs, teleprompting photo album.Compatible with IOS system above version 13.4, Android system External Pedal for Loop Station : Connect to loop station via BT for last/next loop switching and assist looper tuning, power on to connect, convenient operation during performance. (Both the loop station and the external pedal are powered on，when both lights on switch turn blue you are linked. Automatically connect at startup.) Long battery life:Built-in rechargeable lithium battery, 48+ hours on a single charge , included USB charging cable for convenient recharging, up to 60 feet away wireless connection range with stable signal, strong anti-interference ability which ensures good performance for your every show. Sturdy & stable:The solid metal enclosure specially made for musicians,with 4 anti-slip pads on the bottom of the page tuner, stable to use and without movement.