August-17, 2018, upgrade to version 2.0
2 Channel SPDT power relay module, high quality JS1-12V-F 10Amp relays.
Darlington transistor circuits drive relay coil, LED indicator for each relay channel.
High quality screw terminal block.
FR-4 fiber glass PCB, dual copper layers.
Dimensions: L72mm x W47.35mm x H15.5mm
Operating Voltage / Current (VCC): 9 to 18VDC / 100mA(at 12VDC).
Control signal voltage (IN-X):
0V - 0.5Vdc (low level), relay not action.
2.5V - 24Vdc (high level), relay action.
Output (relay switch) contact rating for each channel:
For AC, 125 / 250 VAC, 10Amp
For DC, 30 VDC, 5Amp
The item no paper specifications, before buy please download the PDF datasheet:
https://images-na.ssl-images-amazon.com/images/I/91PlLWnPvlL.pdf