Kitgun Bird Scarers are available with The current electronics MKIV option
The MkIV electronics give a switched option of one, two or four bangs, variable interval between bangs on a knob, an adjustable Morning delay timer, and a randomise function which adjusts the current setting by plus or minus 50%. Ie set to 4 bangs with an interval of 20 minutes, there could be between two and six bangs, with an interval of anything from ten minutes to half an hour.
The Kitgun comes complete with Gas regulator, and just requires ten minutes of assembly before it is up and running. A 12V car battery and propane gas are required to provide power