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Power Supply LED Digital Display Voltage Regulator Voltmeter

Power Supply LED Digital Display Voltage Regulator Voltmeter

4.0-40V to 1.25-37V Step-down Converter Power Module

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|Item#: E4970

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andriod ios
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Easy to use and install, has a long service life. It needs DIY and can improve your hands-on ability.

Features:
With voltmeter display and voltage meter can be self-calibration, the voltmeter error is ±0.05V, and the range is 0~40V.
Touching the button to switch the measurement input or output voltage, and the indicator light shows which voltage is being measured, and saving the settings, even if it is powered off and restarted.
The voltmeter can be turned off, and it can be easily achieved by tapping the left button when it is not needed.
With wiring connector, can use easily without solder iron, and can keep the bonding wire wiring point.
High conversion efficiency, with an average of 88% (efficiency is related to input voltage, output voltage, current, and voltage difference).
With reverse connection protection, reverse connection does not burn.
With overheat protection and short circuit protection.

Specifications:
Main material: PCB
Color: blue
Output voltage: 1.25-37V
Input voltage: 4.0-40V
Output current: 3A
Output power: 20W
Voltmeter error: ±0.05V
Conversion efficiency: 88%
Item size: 120 * 61 * 34mm / 4.7 * 2.4 * 1.3in
Item weight: 22g / 0.8ounce
Package size: 130 * 65 * 38mm / 5.1 * 2.6 * 1.5in
Package weight: 25g / 0.9ounce

Package list:
1 * Voltage Regulator Module

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