Such a wonderful idea which would be very difficult to beat, a normal ashtray sitting right out in the open but that transmits to a UHF receiver.

Dimension 100×100×35mm

Weight 150g

Battery CR2032（3V*1

Frequency A, B, C

Receiver 3-CHANNEL MINI RECEIVER

Distance 100 meters

Functions YES It could also be used as a ashtray!

Please note that this is the bug ONLY you will need to purchase the UHF 3 channel mini Receiver to pick up the transmission.