مصباح للكشف عن الغاز تحت الأرض
Benetech GT5307B المهنية lcd العزل الرقمي اختبار المقاومة ...
Features 1. It is suitable for measuring the insulation resistance of various electrical equipment and insulating materials such as transformer, motors, cables, switches, electrical appliances, etc. 2. Icon display/alarm light on/buzzer alarm three types of alarms to prevent the danger of electric shock. Multiple gears can be selected to measure high and low, and the voltage can be ....