Clap on/off switch - soldering kit

Operate lights in your house with a clap! Impress your friends with this futuristic gadget. The kit is very easy to assemble and is powered by a regular 12V adapter. The relay output can control 240V up to 10A and can be set for switching or momentary operation. Two modes, one clap or two claps. The two clap mode has a built-in safety timer that releases the relay after 5 hours.

Relay specification: 240V, 10A
Supply voltage: 12VDC, 150mA
Dimensions: 79 x 73 x 22mm (3.1 x 2.9 x 0.9")