5 قطع تيار مستمر 5-100 فولت الفولتميتر الرقمي LED العرض الرقمي السيارات الفولتميتر سيارة كاشف الجهد اختبار قياس دقيق مع غطاء مقبض للدراجات النارية قارب شاحنة التخييم قافلة (أحمر)
What it does: This DC digital voltmeter can solve the problem of checking the voltage status of batteries and other equipment for you, and the wiring is convenient.
Material: This DC digital voltmeter is made of high-quality plastic and highly conductive needles, laser-etched patterns, not easy to fade, durable.
LCD display: The voltmeter has a three-digit LED digital display, the value is clear, the color brightness is soft, and it can be easily viewed even at a distance and at night.
Reverse connection protection: The voltmeter has a reverse connection protection function, even if it is reversed or wrongly connected, it can prevent the voltmeter from being burned.
Widely Used: The digital voltmeter head with wide measuring range is perfect for checking voltage, suitable for vehicles, cars, boats, motorcycles, RVs and caravans.
وصف
Product description
This is a LED DC digital voltmeter head display for measuring voltage. It can capture the voltage state of the battery fully charged and discharged in time, with 3-digit LED digital display, which is often used in various automobiles and other various measurement scenarios
Specifications
Measuring range: 5V~100V
Power supply range: 5V~100V
Minimum startup: 3.8V
Allowable error: plus or minus 1%
Input impedance: more than 100K ohms
Working current: red is less than 15mA, green is less than 12mA
Refresh speed: about 300mS/time
Display mode: three round LED digital tube
Display color: red/green (optional)
Working temperature: -10℃~65℃
Note: The input voltage should not be higher than 100V, otherwise it will cause burnout
Package includes:
5 x DC 5-100V Digital Voltmeter(Red)
10 x Knob cap