मल्टीमीटर का रखरखाव कैसे करें

मल्टीमीटर का रखरखाव कैसे करें

Do not connect to DC voltage higher than 1000V or AC RMS voltage higher than 700V. Do not connect the voltage source when the function switch is in the Ω and position. Do not use this watch when the battery is not installed or the back cover is not tightened.