RS PRO Red Indicator Lamp Multichip, 24 V dc, BA9 Base, 11 mm Diameter

BA9s Flashing, 24Vdc, Single-Chip LED's

Flashing single chip LEDs
Body coded R, G or Y to indicate colour
Anode is base contact

Multi-Chip LEDs

Multi-chip LEDs are semi-conducting alternatives to incandescent filament lamps. Construction consists of standard filament lamp bases incorporating a current limiting resistor and a cluster of LED chips bonded onto a substrate. Multi-chip LEDs have many advantages over standard filament lamps.