br br . php?nb =3495 br By adding of just a bit of electronics, the iron can be active only when held in hand and a couple minutes afterwards. If it is left on and not used, it would disconnect on its own after a few minutes. The manufacturer chooses the period or it could be adjustable with a timer. Minimal period between the physical contact and the disconnection is a minimal period for the iron to heat up from minimum to maximum and it depends on the strength of a heater. br Sensor detects an electrolyte or a hand when on the iron. Sensor is obstruction resistant. It is placed on the top of the iron. br Stojanovic Boban br Andje Rankovic 1048 br 35230 Cuprija br br Serbia br br tel:+380-35-475-597 br mob:+380-64-300-5375 br br br br mail to :bobannosa@ptt.