Our eternal pursuits are the attitude of "regard the market, regard the custom, regard the science" and the theory of "quality the basic, trust the first and management the advanced" for Electronics Service, Range (Ac / Dc) 500v ~ 20kv Voltage Tester , Battery Tester , Ground Resistance Tester 3-30a ,Ac Voltage And Frequency Modulation Power Supply . "Change for that improved!" is our slogan, which means "A better globe is before us, so let's take pleasure in it!" Change for the better! Are you all set? The product will supply to all over the world, such as Europe, America, Australia,Venezuela , Roman ,Gambia , United States .At present our sales network is growing continually, improving service quality to meet customer's demand. If you are interested in any products , please contact us at anytime. We are looking forward to forming successful business relationships with you in near future.