an unambiguous indication of the time limit for using the device safely, without degradation of performance, expressed at least in terms of year and month and, where relevant, the day, in that order;
an teorainn ama leis an bhfeiste a úsáid go sábháilte, agus í sonraithe gan athbhrí, gan meathlú a theacht ar a feidhmíocht, agus sloinnte i dtéarmaí bliana agus míosa ar a laghad agus, i gcás inarb iomchuí, san ord sin;