12 PACK of Pest Control Solution Repeller No Poiso

Each ultrasonic pest repeller can cover area up to 1200 Square Feet. • Please install the ultrasonic pest repeller near the areas where the pests might visit frequently! • Please note that ultrasonic waves can’t travel through wall so we recommend placing one unit for each room! • Please note that the pests will increase at the beginning of the using days normally and it takes 3-4 weeks to get obvious results!