Pressure sensor pads at Xtra-Sense Ltd are available in multiple ranges. It can also be as small as you require or the other way around. The typical application of our sensor pads for alarms include table-top display alarms, display cabinet alarms, jewelery/silverware and even for antique clocks. To fret over its cost does not actually make any smart statement. It is quite pocket-friendly despite being widely useful. To get yourself one, only a call to us is enough. Visit: http://www.xtra-sense.co.uk/products/sensor-products/sensor-pad-alarms/