Portable & Stable: Made of high-quality material, compact size and light weight; with 4 anti-slip pads on the bottom of the page tuner, stable to use. Free Your Hands: The wireless page turner pedal is designed to remotely control the page turning of music sheet in the music APP through your foot. It can free your hands and make your musical playing much smoother. Easy to Use: Just step on the pedal lightly, the page be turned quietly. Replaceable Battery: Powered by 2 * AAA battery (NOT included), long usage time & easy replacement. Wide Compatibility: With wireless BT connection and stable signal transmission, the page turner pedal is suitable for smart phones and tablets which are compatible with iOS or Android system. (iOS system not support turning pages of sheet music in the music APP.) Item Size: 160 x 68 x 25mm / 6.30 x 2.68 x 0.98in Item Weight: 85g / 3.00oz Color: As Shown Material: plastic Package Contents: 1 * Page Turner(Without 2 * AAA batteries) Only the above package content, other products are not included. Note: Light reflection 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.