3X 3 Color Traffic Light Signals Ho Oo Scale Model 6LED For Diy Sand Table Crossing Street Construction Railway Two Side _x000D_ _x000D_ _x000D_ Two side 3-color red/green/yellow traffic lights.Lights include red, green and amber bulbs.Prewired quality products _x000D_ Black wire is for positive, the other three are for negative. _x000D_ Each line corresponds to the color of the glowing colors, the green line is the green LED, the red line is the red LED, the yellow line is the yellow LED _x000D_ You can also connect with 5V transformer without circuit board, black wire with positive, and the other three with negative. _x000D_ Great accessories for diorama, buildings, train models _x000D_ _x000D_ Voltage: 5V _x000D_ Current: 60MA _x000D_ Power: 0.36W _x000D_ Color: Black _x000D_ Material:Plastic _x000D_ Application: Construction sand table model / DIY materials _x000D_ _x000D_ Package Content: _x000D_ 3 * Traffic Light _x000D_ 3 * control panel _x000D_ _x000D_ Only the above package content, other products are not included. _x000D_ Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_