4 LED Headlight/Taillight Kit w/ Bezels - Universal for 1/10 Scale RC Models - Apex RC Products #9012 4 SUPER BRIGHT LED Lights with Silver Bezels Works On Almost Any RC Car - Traxxas HPI Tamiya Losi & More Power comes from the receiver - NO SEPARATE BATTERY REQUIRED! Simple to install! Just PLUG-AND-PLAY! Input Voltage: 4.8v - 6.0v (normal 4 or 5 cell battery receiver voltage)