Performance advantages: Fluke 381 Range Resolution Accuracy for AC current measurement via clamp 1000A 0.1A 2% ± 5digit (10-100Hz) 5% ± 5digit (100-500Hz) through iFlex? For AC current measurement 2500A 0.1A/1A 3 % ± 5digit (45-500Hz) DC Current 1000A 0.1A 2% ± 5digit AC voltage 600.0V/1000V 0.1V/1V 1.5% ± 5digit (20-500Hz) DC voltage 600.0V/1000V 0.1V/1V 1% ± 5digit Resistance 600Ω/6KΩ/60KΩ 0.1Ω/1Ω/10Ω 1% ± 5digit frequency 500Hz 0.1 Hz 0.5% ± 5digit off detection <= 30Ω 18 "iFlex? flexible current clamps included 10" iFlex? flexible current clamps Optional accessories Dimensions LWH 277 × 88 × 43 mm maximum diameter 34mm Weight (g) 340 Safety class CAT III 1000V, CAT IV 600V Describe service advantages: 1.The issued by the instrument calibration and measurement certificates authoritative and impartial inspection report , and is the most widely province instrument calibration, measurement and calibration items, one of the most equal. 2 business reasonably wide distribution network, can provide customers with quick and easy tracking or services; 3. Reasonable price, best service, testing, calibration, repair and sales of large-scale metrology institutes to provide you with one-stop full measure services. 4 In the surrounding customers arrange pick sent Instrument Services Our long-term service activities with special prices