compact and portable. Connect mobile phones, for iPads, computers and other electronic devices via Bluetooth, which is easy to use. Foot operation, freeing hands, to avoid pauses and performance errors. Universal for Android and IOS systems. Note: Due to the limited development authority of the IOS system, it can only be used on local albums, not on sheet music; and it can only be slid from left to right, not up and down. It is recommended that iOS users download the music scores to the local album for use. Product Name: Smart Wireless Music Page Turner Product size: 16x6.8x2.5cm Product weight: 100g Battery: 2xAAA (not included) Bluetooth: 4.0 Use time: more than 90 days Color: as shown Material: ABS Package Contents: 2 x Music Turner (without battery) 2 x Chinese and English manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement