1.Noise：The Main Engine Is Driven By Gears. When Shaking, There Will Be a Sound Of The Clock Moving 2.The Shaker Cannot Shake：When Rocking, Connect The Fixing Belt At The Bottom Of The Bed; After Installing The Bed, The Support Must Be Fully Extended; When Swinging, He Needs Enough Space To Swing And Avoid Obstacles 3.Shaker Speed Is Too Fast：The Customer Can Adjust The Gear According To The Weight Of The Child. If The Child Is Light, The Customer Can Turn On Gear 1-2 1 X Baby Bed 1 X Usb 1 X Mat L1 X Remote Controller(No Battery) 1 X Mosquito Net/Protective Net 1 X Pillow Built-in 12 Music + Mp3 Play + Can Insert U Disk(Not Disk) Specification: Material：ABS + Bold Steel Pipe + Baking Paint + Skin Friendly Fabric Appearance Size: 103*75*86cm Internal Length:90*50*83cm Color: Blue Loa.