2 WIRE
2 SMD (2x3528)
AC 6.3V
Non-ghosting
Non-polarized 
Available in 8 colours
 
WARNING:
Installing this does requires some basic knowledge of electronic circuitry.
It also requires soldering. 
Incorrect installation can damage the board and/or your pinball machine.
 
Non-polarized means they will work placed in the socket in either direction.
Older &  less expensive bulbs would have to be placed in the socket in one direction.
 
3528 LED
Dimensions 3.5 mm x 2.8 mm
Chip Surface Area 9.8 mm²
Lumen Flux 6-8 lumens
Power Consumption 20-30 mA @ 2.8-3.4 Volts
 
5050 LED       
Dimensions 5.0 mm x 5.0 mm. 25 mm²       
Chip Surface Area 25 mm²
Lumen Flux 16-22 lumens      
Power Consumption60 mA @ 2.8-3.4 Volts
 
5630 LED      
Dimensions 5.6 mm x 3.0 mm. 16.8 mm²    
Chip Surface Area 16.8 mm²
Lumen Flux 45-50 lumens      
Power Consumption150 mA @ 2.8-3.4 Volt