Bats are very sensitive to scent and are naturally curious creatures. Simply spray the bottom of the bat house a few times every month and wait for your nocturnal visitors to move in Benefits of Owning a Bat House All natural insect contro1 (bats eat mosquitos!) Pollination assistance - it’s not just the birds and the bees! Natural fertilizer - guano or “bat poop” acts as a nutrition-filled fertilizer for your plants Bat conservation - give a bat a safe place to live and procreate after habitat destruction FEATURES: Packaged in glass bottle with fine mist sprayer top Ingredients: Bat pheromone based formula - no ammonia or guano added Shelf life: If stored in a cool place, this spray will last 12 months Cruelty free - no animals were harmed in the production of this product Made in the USA, small batch hand-blended for freshness