Hello all not sure if this has been covered before anyhow if you need remove your alarm or just require testing don't buy the one from eBay or triumph at prices of £11-35 when you can get the bits from rs for £4 and make it yourself parts required are plug 362-9193 an terminals 362-9373 and two small pieces of wire to make the bypass plug all you need to do is link terminals 1-2 and terminals 3-5 that's it