Specifications:Transformer: Inductance TransformerInstallation Way: Double-side Sticker PaperMaterial: ABSLight Color: Red & Green(Open toilet lid，the red light will be on;Cover toilet lid，the green light will be on，)Dimensions: (2.95 x 3.54 x 0.98)" / (7.5 x 9 x 2.5)cm (L x W x H)Power Supply: 2 x AA Batteries (Not Includes)Weight: 1.87oz / 53gShell Color: WhitePower: 0 - 5WLifespan: 100000hoursPackage Includes:1 x Toilet Light1 x Double-side StickerNote:Battery not included!!!