1.UT501 has gained CE safety approval, 2.The manufacturing company has attained ISO9001 certification - more info check here: http://www.buymeasuringtools.com/Insulation-Resistance-Tester-10050640/
Quick Brief
Place of Origin: China (Mainland)Brand Name: UNI-T Insulation Resistance TesterModel Number: UT 501
Product Features:
1.UT501 has gained CE safety approval
2.The manufacturing company has attained ISO9001 certification