Pest Control Cannon repels birds and wildlife with loud thunderclap

This rugged system delivers a harmless "thunderclap" equivalent to a 37mm cannon (130 decibels). Operates from your 5-gallon liquid propane (LP) cylinder (not included), requires no electricity or battery. Optional accessory (Item No. RABRP) allows cannon to rotate 360°. Fires at regular interval, user-set from 30 seconds to 20 minutes. Operates 14 days at a 20 minute firing interval on 5-gallon LP tank (LP tank not included). Imported.

2010 Master Catalog: Page 391