Sawaruita Light Up Building Bricks Multicolor LED Light Brick Sets Classic Transparent 2x2 2x3 Building Block Accessories Kit Toys Compatible with All Major Brands

Features

• Built-in button battery, power switch, long time light.
• White light: 4 Pack; Red and blue are alternately flashing: 4 Pack; Colorful light: 4 Pack.
• Compatible with all major brand bricks,Children's favorite building blocks.When it's dark, your children can light up their building blocks.
• Don't worry about no electricity.Removable battery,Battery model : LR 41, 1.5 V, X 2 PCS.
• This is a transparent building block like crystal.High quality brick, high transparency and pure materials.