reed relay

one seal

Moreover, the various components of such devices (e.g. hingeplates, pins or swivels) must be so fitted that they cannot be removed or dismantled when the load compartment is closed and sealed without leaving obvious traces. However, where such a device is not accessible from outside it will suffice if, when the door or the like has been closed and sealed, it cannot be detached from the hinge or similar device without leaving obvious traces. Where a door or closure-device has more than two hinges, only those two hinges nearest to the extremities of the door need to be fixed in conformity with the requirements of subparagraph (a) (i) and ( ...[+++]ii) above.

Moreover, the various components of such devices (e.g. hinge-plates, pins or swivels), provided that they are necessary to guarantee Customs security of the load compartment, shall be so fitted that they cannot be removed or dismantled when the load compartment is closed and sealed without leaving obvious traces (1);