Device uses 1x 9v battery (the rectangular kind).
"Much better than other makes I have tried"
Reviewed Saturday, 18 June 2016
"I have left a complaint before writing this review:
The cats have all just looked at me with almost a smile on their face, it was ridiculous. They are not one bit fazed about the sound, either setting, and the red light was of most interest to them."
Reviewed Friday, 18 September 2015
"Works just fine."
Reviewed Monday, 22 September 2014
"Very good product"
Reviewed Thursday, 3 July 2014
"does not work on squirrels lazer sight cannot be seen in daylight more or less useless would be just as well to throw the gun at them"
Reviewed Sunday, 15 June 2014
"unfortunately does not ' do what it says on the tin' Certainly has not proved at all effective in scaring cats or stopping dogs barking. Bach to the drawing board. Think a good old water pistol would work just as well!"
Reviewed Tuesday, 11 March 2014
"The ultra sonic worked on my friends dog, but the cat it is meant to deter ignores it, However cat does not like the sonic noise, so all is not lost"
Reviewed Tuesday, 4 March 2014
"the Defender seems to have worked for us, not only has the fox (who had been digging herself well in under our shed), but squirrel also bid a hasty retreat, and the seagulls who were thinking of nesting on our flat roof again, also went !" Hurrah !"
Reviewed Monday, 27 January 2014
Reviewed Monday, 6 January 2014
"This was to replace one I bought about six years ago and has just failed.
I tested it on the dog next door and she has not barked since!"
Reviewed Tuesday, 3 September 2013