AD584 4 Channel 2.5V/7.5V/5V/10V High Precision Voltage Reference Module With Transparent Housing
Built -in AD584, highest accuracy and stability
Same port can output reference voltage : 2.5v, 7.5v, 5v, 10v
The MCU switch 4-way reference voltage output with LED indicators
Single - button operation switch reference voltage
Not includes lithium battery (503035, 3.7V, 500MAH) , easy to carry,can be charge by DC 5V,with charge indicator
4mm banana socket as output interface
Please check input battery charging voltage and do not charge with more than 5.5 volts DC.
Please charge with a USB adapter.
1 x High Precision Voltage Reference Module with housing