Mosquito Beater uses natural ingredients to repel mosquitoes from your lawn, patio, deck, barbeque, swimming pool, picnic, camp site, and other outdoor areas. Mosquito Beater comes in granule form which makes it each to apply without any mixing with water. The granules release active ingredients in the vapor phase to repel mosquitoes. Each container will treat 4,000 square feet for up to 3 weeks. Rainfall, temperature, and wind may afecct effectiveness. Mosquito Beaters pleasant scent allows you to apply it in areas occupied by people and pets. Active Ingredients: 4% Citronella Oil 3% Garlic 2% Geranium Oil 2% Cedar Oil 2% Lemon Grass Oil Inert Ingredients: 87% Vermiculite and Corn Cob Not for sale in California.