I have to say, that this item is just a waste of time. not all at the same time, but I have had at least 3 of these clocks, and at least 5 sensors, and they never seem to work together properly for more than a couple of hours max. Simon ----- Original Message ----- From: Spring Flower To: Access-UK Sent: Saturday, October 06, 2012 12:33 PM Subject: [access-uk] thermometer clock from cobolt hi have one of these with an outdoor sensor with it, had to change the batteries on the sensor as the clock was only recognising it when it was really close to the clock, the clock was ok as it was still speaking clearly etc so it was obviously the batteries on the censor, any how, now its got new batteries in it, its not recognising the sensor at all, do i have to pair it up or something, again, can't look for instructions on the web as i can't get on it!! help thanks trace