IZTOSS 12v DC Plastic Shell Magnetic Base Taxi Topper Roof Sign Green led Light Type:Taxi top light,indicator light,Send 2 pcs lamps for backup as gift (total 4pcs lamps) Material:PVC,Size:265*112*102mm,Voltage:12V Waterproof,Double brightness,energy saving,space saving Magnetic base,with strong suction,with no damage to car paint. Suitable for all vehicles with 12V power source.