0.96-inch TFT high-definition display, display, compatible with various DC port devices, stable, timely and efficient. Voltage and current detection, -on data, power-on detection for computer monitors, power tools, routers and other equipment, multiple data are displayed on one screen. Intelligent memory current, real-time display: real-time display of power status, voltage, current, capacity and other data at a glance. Click the button to change the page. Double-click the button to flip the page, which can meet the different needs of different places. Use high-precision acquisition chip, support bidirectional current detection, and record the highest power, maximum current and highest voltage at a single time. Voltage: DC 4-30V Current: 0-12A Power: 0-360W Capacity: 0-666666mAh Energy: 0-999999Wh Timing: 0-99 hours Colour:Black Material:ABS Package Contents: 1 * Tester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.