MERSSAVO DC-DC Adjustable Step Down Power Supply Push-button Module with LCD Display New

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Description:

Feature: Using STN liquid crystal display screen, Voltage and Current can be displayed simultaneously. Using button adjustable voltage, left button to reduce the voltage, the right button to increasing voltage. press button one time can adjust 0.04V voltage, press and hold more than 1 second to quickly adjust voltage. Fine workmanship and good performance. Easy to use. Long service life. Calibration Method: Power-off status, press and hold the left button access the power, the display starts flashing, release the left button. Using multimeter measured the output terminal voltage, if the measured voltage is greater than 5V, press the left button reduced the voltage to 5V; if the voltage is less than 5V, press the right button to increase the voltage to 5V. When the LCD display voltage of 5V (sometimes it shows 4.99V), turn off the power, the calibration is complete.
Specifications:

Brand new Size: approx. 62*44*18mm Input Voltage: 5~23V, Max 23V, recommended to use within 20V (Input voltage must be higher than the output voltage 1V above, please check the input positive and negative polarity before connecting, reversing polarity may damage the components) Output Voltage: 0~16.5V adjustable ( can save the last set voltage automatically)

Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.

• If you wish to change details after you placed an order, please cancel the order within 30 minutes and place a new one. If you miss out the correct step your order will not be allowed to cancel order/change.
• When received the parcel, please check before you click button "order received".
• Please contact us if you have any concern before opening a dispute, give us an opportunity to resolve the problem.

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