From Amazon
Philips Master LED AR111 12V 20W 24 Degrees Warm White Dimmable
LED Bulbs
Philips Master LEDSpotLV 20W LED G53 AR111 Warm White Dimmable 24 Degree - 70743200
Big on Electricals
Philips Master LEDSpotLV 20W LED G53 AR111 Warm White Dimmable 24 Degree - 70743200