HT INSTRUMENTS HT14D Pocket Digital Multimeter សៀវភៅណែនាំអ្នកប្រើប្រាស់
HT INSTRUMENTS HT14D Pocket Digital Multimeter HT14D POCKET DIGITAL MULTIMETER User manual SAFETY PRECAUTIONS AND PROCEDURES Avoid doing that in humid or wet places Avoid doing that in rooms where explosive gas, combustible gas, steam or excessive dust is present…