Zolakwa, voteji, zamakono, zogwira ntchito komanso mphamvu zowonongeka, gawo, mafupipafupi, ndi mphamvu zamagetsi zimatha kuyesedwa nthawi imodzi, komanso chiwerengero cha vector ndi zotsatira za waya zidzawonetsedwa.
Yesani kugunda kwawiri komwe kwapezeka, ndipo nthawi zonse, magwiridwe antchito ndi kuchuluka kwa ziwiya zomwe zadziwika panthawi imodzi zitha kukhala zosiyana.
GDYM-1A Single phase Electric Energy Meter Calibrator ndi chida choyezera chamitundu yambiri chomwe chili ndi digito, ntchito zambiri komanso zolondola kwambiri.
GDDO-20C AC/DC Electric Meter Calibration Chipangizo chimagwiritsidwa ntchito kuzindikira zolakwika zoyambira pazida zosiyanasiyana zamagetsi zamagetsi zamagetsi, kuphatikiza voltmeter, ammeter, wattmeter, ohmmeter, gawo limodzi & magawo atatu amagetsi amagetsi amagetsi (ngati mukufuna) ndi zolakwika zoyambira DC volt mita ndi ammeter.