1 Channel:
Operating Voltage: DC 5V / 12V
Remote Distance: 8m
Relay Size: 5(L)x2(W)x1.8(H)cm
Remote Controller Size: 4(L)x0.7(W)x8.5(H)cm

2 Channel:
Relay voltage: 12V (VIN+ 12V Positive; GND- 12V Negative)
Static working current <1mA
Pick-Up Current <120mA
Equipped with high-current relay: 250VAC-10A.125VAC-10A.30VDC-10A.28VDC-10A
Size(L*W*H): 5.0 x 4.0 x 2.0 cm /1.96 x 1.6 X 0.8 inch

8 Channel:
The relay contact capacity: AC250V 10A DC30V 10A;
Power supply: Button Battery (Included)
Board Size: (L*W*H)13.50*5.00*2.10cm/5.31"*1.97"*0.83"
The remote-control Size:(L*W*H)8.50*4.00*0.60cm/3.35"*1.57"*0.24"

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.