Features:
100% Brand new and high quality!!
Onboard voltmeter: You can display the input voltage or output voltage， short press the button beneath the digital switch， LED lights marked IN is the input voltage measurement， LED beacon of light measurement OUT is the output voltage.
Voltmeter can be turned off， press and hold the switch for one second or more and less than four seconds， let go you can close
Voltage display factory calibrated， without additional calibration.
Inputs with 15A fuse

Note: This module has no reverse polarity protection

Specification:
Blue digital display， the quiescent current 2-8mA (whether digital open-related)
Input voltage: DC3.5-30V (Do not over-voltage)
Output voltage: DC0.8-29V (Note: This is a step-down board panels， require higher input voltage than the output voltage of 1V or more)
Output current: 10A (MAX)
Conversion efficiency: 92% (24V switch 12V / 2A when measured)
Color: Silver
Size: approx. 8.5cm x 5.8cm x 3.3cm( length x width x height )
Net Weight: 101g

Package includes:
1 x Power Converter Module