JSVSAL G4 5W Bi-pin Base LED Light Bulb G4 Base AC 110V Daylight White 5000K Landscape Lighting Equivalent 40w T3 Halogen Bulb 4-Pack (Daylight White, AC 110V) - - Amazon.com
Feit Electric 10-Watt Equivalent Bright White (3000K) T4 G4 Bi-Pin Base 12-Volt Landscape LED Light Bulb BP10G4/830/LED/HDRP - The Home Depot
Light Efficient Design 30 Watt Flex Color 3000K/4000K/5000K Wallpack Retrofit LED Bulb, Ballast Bypass, E26 Base | LED-8087E345D-G4 | Bulbs.com