Item Type: Voltage Current Meter <br>Model: A3 <br>Input Voltage: 4.50-24.00V <br>Input Current: 0-3A <br>Capacity Measurement Range: 0-99999mAh <br>Power Measurement Range: 0-99999mWh <br>Load Impedance Measurement Range: 1.5Q-999.9Q <br>Temperature Measurement Range: -10℃-100℃, 0℉-200℉ <br>Screen Brightness Setting: 0-5, 6 Levels in Total <br>Voltage Curve Range: 4.5V-24.0V <br>Display Screen: 1.44 Inch Color LCD Display Screen <br>Time Measurement Range: 0-99 Hours, 59 Minutes, 59 Seconds <br>Temperature Measurement Error: ±3℃, ±6℉ <br>Delay Screen Off Time: 0-9 Minutes <br>Current Curve Range: 0.00A-3.00A <br>Quick Charging Recognition Mode: QC2.0 QC3.0 <br>Refresh Speed: 2Hz<br>1、Dual Way Insertion: The tester supports bidirectional insertion detection, current direction indication, and the plug with USB contacts has a sturdy coating to prevent scratches, stains, and damage. <br>2、LCD Color Screen: The voltage and current tester is equipped with a 1.44 inch color LCD screen, with 4 operation buttons and 5 connection ports, which is clear and intuitive, easy to operate. <br>3、Measuring Range: Can measure various USB chargers, laptops, desktops, mobile phones, mobile power supplies, cables, etc., and measure capacity, power, load impedance, and temperature. <br>4、Charging Protocol: The voltage current tester has a USB interface for easy device connection, supports Type C, fully digital compatible with fast charging protocols such as PD QC2.0 QC3.0 4.0 MTK. <br>5、Alarm Function: When the temperature exceeds 45℃, temperature display flashing; When it is less than 3.8V or greater than 30V, voltage display flashing; Greater than 3A, current display flashing. 6、Rotatable Screen: The power tester screen supports 360 degree rotation, can be read at any angle. When inserting various digital devices at any angle, supports positive reading, easy in measurement.1 x Tester<p>1 x Storage Box<br></p>