SparkFun Electronics
VOLTMETER 2.5-30VDC LED CHAS MNT
USD 3.75
Voltmeter LED - Red Characters Display Chassis Mount
Manufacturer: SparkFun Electronics — MPN: 14313
Datasheet: //mm.digikey.com/Volume0/opasdata/d220001/medias/docus/2149/PRT-14313_Web.pdf