NEW PROVA-100 Process Loop Calibrator 4-20MA TES Meter Tester mr
Auto-Ramp and Easy Step Functions. Easy Just-Type-in Number Operation. 9V battery x 1 ; Test leads x 1 ; Alligator clip x 1. Storage Temperature -20 to 60 ℃ (-4 to 140 ℉ ). Battery Type 9V Alkaline Battery (External Power Input 9-15V).