5Pcs Sound Control Switch Module Solar Light Sensor Module Circuit Board DC 3V30V

1、The sound control is activated in the dark environment and you can wrap the photoresistor in black for 24-hour sound control. 2、This sound control switch module also has light control function and the photoresistor enables sound control a bight environment. 3、Allows for flexible application on small power appliances such as solar lights small alarms small motor and so on. 4、Has sensitive sound sensing the sound control switch module can be activated at sound of 20 decibels within 1 meter. 5、Including 5 pieces module and the small size with light weight make the installation and carrying much more convenient.