Test voltage: 500V~10KV Range 400 G Ohm Auto-calculate PI & ... and site,Ok Product Features:-Test voltage:0.5KV-10KV, variable continuously-Bigger output current, short-circuit current ... display,RS232 interface Technical Specifications:- Test voltage:, 0.5KV-10KV, variable continuously; Accuracy:5%+-10V -Range:0.1M-400GW ... also OKm By sea delivery battery together. IM515B 10KV Digital Insulation Tester