Power:J78(60-120W), J118(100-400W). R7S Standard. Suitable for Most Security Flood Lights. MR16 LED Bulbs 5W=50W Spotlight SMD Downlight wall GU5.3 12V Cold Warm White UK. MR11 GU4 LED Spotlight Halogen Equivalent Bulbs Bi-Pin Light Recessed COB Lamp.