The secret to keeping your property ant-free is providing a continuous supply of potent bait. AntPro?? Liquid Bait Stations are designed to keep bait fresh, and require re-filling just once every 4-5 months. Simply locate 2-4 of them around the perimeter of your house. Each station has a stake to keep it securely in the ground and a locking screw to keep children out. AntPro liquid bait contains an attractant to lure ants, plus a low-toxicity, borax-based ingredient to kill the colony and the queen. Professional method keeps property ant-free for months Liquid bait lures ants Kills colony and the queen Re-fill every 4-5 months Gourmet Liquid Bait Refill sold separately Place bait stations around perimeter of house Stake keeps stations secure in ground, lock keeps children out Kit includes one station and enough bait for a full season Kit includes one station and 32 oz of bait Position dispensers in shady areas For protection, place ant bait stations around the perimeter of your house 4 units will cover a 1 acre lot Ground stake included Weatherproof Easy assembly, instructions included