LASER PEGS LED Light Up Building Block Construction Set COMP LEGO #1000 Instructions included. Could be Just on, flashing or Fast flashing. Multicolor green, red, white, blue, yellow. Each Laser Peg is color coded on the circuit board inside each shape. There is No LED in The 90 Degree Peg. Battery not included.

Condition is Used. Excellent. Reach out with questions.