design, compact and portable. Connect mobile phones, for ipads, computers and other electronic devices through Bluetooth, which is easy to operate. Foot operation, freeing hands, to avoid pauses and mistakes in performance. Universal for Android and IOS systems. Note: Due to the limited development authority of the IOS system, it can only be operated on local albums, not online scores; and it can only be swiped left and right, not up and down. It is recommended that IOS users download 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 Colour: as shown Material: ABS Package Contents: 1 * Music turner (without battery) 1 * Chinese and English Manual Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.