Description:Specifications:3-mode light effect to meet different night needs.Mirror with 360 degree all-round adjustment function, let you find the angle that suits you.Waterproof switch: waterproof non-slip silicone button switch, durable and comfortable to the touch.Flip lid design, closing the lid can protect the lens from damage.Hard PVC material and acrylic mirror surface, not easy to damage.Specifications:Item Name: Bicycle Rearview MirrorMaterial: PVC, AcrylicBattery: 2032 Battery(Included)Visual Distance: within 20 Meters (Bicycle) or within 40 Meters(Large Vehicle)Features: Mini, Adjustable, with LightSuitable Handlebar Diameter: 21-22mmSize: 2.9cm x 4cm or 1.14"x 1.57"(Approx.)Package Included:1xBicycle Rearview MirrorNotes:Notes:Due to the light and screen setting difference, the item"'"s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.