Apem QS Series 10mm LED Panel Indicators with Wire Terminals – APEM QS103XXB12, A 10mm 12V DC snap-in panel mount blue LED indicator with a coloured diffused flat lens. Ideal for applications such as domestic and commercial white goods, catering equipment, fire alarm panels, power distribution sockets, battery chargers/power supplies. APEM QS103XXB12 10mm LED Panel Indicator Blue 12V DC Wire Terminals