The sound delay switch would turn on the power automatically according to sound,cut off the power after a certain time.

sound delay switch 

Features:

1) light automatically if there is any sound and shut off after a certain time

Delayed time: 30 - 60sec (adjustable)

2) Built-in light control circuit: idle at day; works It will at night or in case the place is dim lit

3)Fast and easy installation as normal switch, only needs 2 wires

4)At static state, it consumes little energy. And the static current of the switch is less than 100uA, consume almost no electricity, it is energy saving products

Technical indexes:

1) Working voltage: AC 110V - 250V 50-60Hz

2) Load power: 15W - 60W

3) Static function: <0.2W

4) Delayed time: 30 - 60sec

5) Lighting intensity: 1l x 6.56dB

6) Dimension: 85 x 85 x23mm