This is mini voltage tester is high in precision and easy to use. It has large testing range 0-30V and reversed polarity connecting protection, very safe and convenient to use widely in many circumstances. Even if you're a green hand, you can apply it to test voltage.
Features:
High Precision: test and display voltage to 5 digits.
Large Testing Range: 0-30V to better suits your needs.
Variable Precision: precision will automatically change when the voltage is below 4.3V and the highest precision is to 0.1mV.
Flexible Power Supply: No need of isolating power, it can use the system common ground.
Have the reversed polarity connecting protection to prevent the damage of voltmeter..
Mini Appearance: portable and convenient to use in many circumstances.
Specifications:
Color: Black
Data Display: LED Screen
Voltage Testing Range: DC 0-4.3000-33.000V
Precision: 5 Digits
Refresh Speed: > 3 times/second
Testing Accuracy: ±(0.3‰ + 2 bytes) (means that the biggest error is within 10mv, normal error is within 2mv)
Power Supply: DC 3.5-30V
Working Temperature: -10℃-65℃
Cable Length: 14cm / 5.51in
Item Size: 4.7 * 1.7 * 2.5cm / 1.85 * 0.67 * 0.98in
Item Weight: 16g / 0.57oz
Package Size: 5 * 2 * 3cm / 1.97 * 0.79 * 1.18in
Package Weight: 16.5g / 0.58oz
Note:
1. Red line + : Positive Electrode Black Line -: Negative Electrode (For Power Supply)
Red line VIN: Positive Electrode of Testing Signal Black Line VIN: Negative Electrode of Testing Signal
2. This voltmeter needs independent power supply. When it is connected to power supply, it will display 0.0000 ( if it is hung, it will show 0.0001-0.0002).
Package List:
1 * Voltmeter