LED-MR16-4W Red Color - 12 volts, 4 watts, LED MR16, GX5.3 (2-pin) base
Philips T4W Bulbs 12V 4W 12929CP (10 Pack) | eBay
ABBA E26 4W 12V Dimmable LED Light Bulb - 3000K, Warm White or 5000K,
TRIJZHOU 5 Pack G4 12V LED Light Bulbs, 4W (40w 30w Halogen Equivalent) Warm White 3000k AC DC 400 LM, G4 JC T3 Bi-Pin Base Bulb for Home and Landscape Lighting -