1. Size (length*width*height)
-1 channel: 25*34*25
-2 channel: 55*33*25
-4 channel: 57*55*25
-8 channel: 106*56*25
2. Input power: 5V DC (160MA)
3. Input control signal voltage:
0-2.5V state low level relay ON
3.3-5V state high level relay OFF
4. Output resistance fuse 240V 2A.

Package Type:
All goods will pack into cartons and wrapped full of waterproof tape before shipment.

We can accept customized package to meet different requirements:
1.Every item will separately pack into plastic bag ,component, module can be packed in anti static bag.
2.Some fragile products such as the display screen can be packed in bubble bag.
3.Some large machines can be packed in wooden cases.
4.We can label JH code or client's code on package so that customers can check easily after receive goods.