399 Bulb | 0.04 Amp, 28 Volt, 1.12 Watts, T1.75, E5 Base

This incandescent bulb with ANSI code 399 uses 0.04 amps, 28 volts, and 1.12 watts. It has a T1.75 lamp shape, and E5 base. The 399 bulb has an average rated life of 7000 hours.