... inspection can be tested by AT520 series. AT520L Battery Tester SPECIFICATIONSParametersAC resistance, DC voltage, ΘAccuracyResistance:0.5% ... In 2009, Applent Technology renamed Applent Instruments Inc. With strong technical team, Applent focus on designing, researching ... such as Precise Resistance Meters, DC Resistance Meters, LCR Digital Electric Bridges, Insulation Resistance Meters, etc. The main ...