Assertion: lamp's screw base | /r/HasProperty | medium
Facets:
Source sentences:
text: As currently defined in T20, general service lamps are incandescent, CFL, LED, and OLED lamps intended for general service applications, having a medium screw base, having a lumen output not less than 310 lumens or more than 2,600 lumens, and capable of being operated at a voltage range at least partially within 110 and 130 volts.
text: If the lamp has a medium screw base, it is likely that the state-regulated general service lamp standard is applicable.