NuTone Haven Backyard Mosquito Repellent System. This kit contains: 4 fixtures, 4 repellent cartridges, 1 low-voltage wire, 1 controller. Repel Mosquitoes All Season Long*. Effective protection against all types of mosquitoes. Safe for people, pets, plants. Repellent is odorless, and leaves no film or sticky residue. Reaches optimal performance within 15 minutes of activation. Kit covers a 440 square foot area (each fixture covers 110 square feet). It's as easy as turning on the lights to say goodbye to mosquitoes. Installs in 2 to 3 hours. Durable construction. 
*Assumes season as 90 days/average use 2.4 hours per day.

• Durable construction and install only once and enjoy season after season kit covers a 440 square foot area and add the HVRBRKTCX expander kit to cover up to 550 square foot
• Effective protection against all types of mosquitoes and provide protection within 15 minutes
• Repel mosquitoes all season long and over 216 hours of mosquito protection per each repellent cartridges and assumes season as 90 days/average use 2 hours per day
• The kit contains 4 fixtures 4 repellent cartridges 1 low voltage wire and 1 controller and the kit cover a 440 square foot area