DCDC step-down power module, vehicle battery voltmeter + 5VUSB charging phone
Specific parameters:
1. ultra wide voltmeter range: DC4.5~40V
2, The output current capability of 2.5V/2A can be stabilized at the input voltage of 6.5~40V to output 5.0V voltage.
3. one button (output enable button) switch USB output, one key (low power button) into ultra low power consumption.
4. vehicle voltage meter can be self calibrated. There will never be a problem of voltage meter inaccuracy.
5. band counter protection, reverse unburned
6. band over current and over temperature protection
7. band USB power indicator lamp
8. band terminal, convenient access line
9. high efficiency, low ripple
10. module size:L 58mm W 21mm H 10mm
11. weight: 13g