Guard Dog PSGDHA: The 2-pack pepper spray combo allows the 3oz canister for home defense and 1/2oz keychain can when away. Maximum strength OC spray formula provides essential defense against potential aggressors. Sprays up to 12-feet for long-range defense. Glow in the dark activator is easy to see in low light environments. Wall mount included keeping the home prepared. The invisible UV dye helps identify aggressors.