PERFECT SIZE:Size(L x W x Thickness): About 49.5 x 21 x 0.3cm/19.49 x 8.27 x 0.12inch PORTABLE:Lightweight and , easy to carry around.To fix the music book when practicing playing music, etc. CONVENIENT:Made of high quality material,durable,convenient ,easy to install. COMPATIBLE:Electronic is suitable for the following models: KB Series: KB-291.290.281.280.191.190.181. 180.155. 220.320 PSR-E series: PSR-E453. 443. 423. 363. 353. 343. 333.263 PSR-S series: PSR-S970.950.770.750.670.650.550.450 YPT series: YPT-360.340. 260. 255. 240 Electric pianos are suitable for the following models: P series: P-125.115.105. 48.45.35 series: -2000. 1000 DGX Series: DGX-660.650.640 NOTICE: It can be used as long as the inner width of the card slot is less than 38cm and the outer width is more than 45.5cm Colour:black Material:ABS Size: 49.5 x 21cm Package Contents: 1 x Electric piano music stand 4 x Music Book Clip 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.