bids are invited for light sensitive , temperature sensitive , smoke sensitive , vibration sensitive , proximity sensitive , darkness sensitve , sound sensitive , humitity sensitive , metal sensitive , thermal sensitive , p i r , ultrasonic , command wire , infrared , walkie talkie , radio controlled mechanism , photo flash , leser sensor , chemical delay , expanding seeds , timer pencil delay , water drip delay , collapsible circuit double delay , mechanical delay , multi-channel timer , sequential timer , relay mechanism release ,touch mechanism , percussion switch , tiltmechanism , collaspsible circuit single relay ,magnet release mechaanism , anti probe mechanism, pendulum switch , pressure mechanism , releaseandpressure mechanism , pull mechanism , bombinhibitor , remote operated vehicle , safari jammer ,foss , tcv , neutralizers distuptor and prenitiators, battery 12v with charger total quantity : 46