4 Channel Relay Module Completely Designed and Manufactured by EWALL

Specifications:

Material: Mixed Material
Dimensions (cm): 7.7 x 5.5 x 2
Weight (kg): 0.063
Control signal: the TTL level

Rated load:
10A/250vAC
10A/125vAC
10A/30DC
10A/ 28vDC

Rated by current: 10A (NO),5A (NC)
Largest switching voltage: 250vAC,30 VDC
Below contact action time: 10ms

Pin Definition:

1. 1-4 channel - control,
2. The power supply (VCC)
3. The ground (GND)