ABUS MK4100 Door Opening Detector With External Field Protection 2...

Alarm - A device which emits a sound at a pre-set time/event

magnetic - A susbstance affected at a microscopic level by an applied magnetic field.

Magnet - A material which has a magnetic field, is said to stick to materials such as iron

Large - something that takes up more space than normal.

Parallel - Two objects that run symmetrically alongside each other.

Rapid have established themselves as a leading online supplier of electrical products, cables, tools, electrical components and educational resources. Through their website you can purchase a variety of meters and resistors, batteries, electrical sockets, fuses and circuit breakers, communications cables, miniature power tools, small hand tools, rivets, tapes and adhesives, office equipment and educational books and equipment. As well as selling to the general public their extensive product selections means they also sell to trade customers. They also have great links with educational customers supplying products to many schools, colleges and universities. They also offer a great turnaround on delivery meaning that your products can be with you the very next day. Some of the top brands that they stock include Recom, Draper, Bosch, Hammond, Duracell, Kingbright, Arcol and Neutrik.