FK322: TELEPHONE CUT OFF TIMER KIT 1-20 MIN.

• Using telephone line will be disconnected immediately after the set time ended, with 2 seconds prewarning.

• After 20 seconds warning, line will be cut off if still being used. In this case, it cannot be used until the telephone has been put down for 10 seconds.
• Power supply: Not required.

• PCB dimensions: 3.59 X 2.12 in.

• Recommended housing: Future Box (FB17)

Telephone Cut off Timer kit to limit the length of phone calls. Kit includes all components and circuit board.

Kit requires assembly by soldering.

 A great  project that has a practical purpose.

Have fun, that's what it's all about.