Shield rele 4 canali per Arduino + zoccoli XBEE

The Relay Shield is an compact module with 4 mechanical relays providing an easy way to control high voltage. The max switching power is 35VDC 70W for each channel. It can be directly controlled by Mthrough digital IOs with external 9V DC supply. With 4 manual contrl keys,you can control the high voltage without program.

Features
_Automatic control and manual control
_4 mechanical relays with photo-coupled circuit
_Equipped with screw holes for easy installation
_Light weight
_Small form factor
_Extendible

Specification
_Voltage: 7~12V
_Current: 8~250mA
_Switching Voltage: Max 35V
_Switching Current : Max 2A
_Frequency Response: -1~1dB
_Switching Power: Max 70W
_Relay Life: > 100000