["brand new and high quality\r\nDigital Insulation Resistance Tester\r\nHigh-pressure warning light output\r\nMaximum Display : 1999\r\nInsulation resistance measurement voltage : 250V, 500V, 1000V\r\nInsulation resistance measurement range : 0 ~ 2000Mω\r\nShort circuit current: no less than 2mA\r\nTest accuracy : ± 5% ± 5　\r\nData hold function\r\nPower supply : 6F22 , or 9V × 1\r\nDimensions : 138 × 69 × 31mm\r\nQuantity: 1pc\r\n　\r\nDigital Insulation Resistance Testers\r\nMODEL BM500 BM500A\r\nTesting Voltage 250/500/ 250/500/1000\r\nResistance 0~1999Mω ±(5%+5) 0~1999Mω ±(5%+5)\r\nAuto Range yes\r\nData Hold yes\r\nLoad current 2ma\r\nLow Battery Warning yes\r\nLCD MAX. Count 1999\r\n\r\nPackage includes:\r\nBM500A Insulation Resistance Tester x 1"]