(For ZON Mark 4 and ZON Mark 3 Plus Bird Scare Cannons)
By controlling gas flow, cannon is activated and deactivated at desired time. Clock is powered by AA battery
(For ZON Mark 4 and ZON Mark 3 Plus Bird Scare Cannons)
By controlling gas flow, cannon is activated and deactivated at desired time. Clock is powered by AA battery