Mosquito Magnet Liberty * Advanced Diagnostics * Easy Operation * All-weather performance * Large net capacity * 50-ft. low voltage cord included (burying clips included) * Wheels allow for mobility * One-year warranty Size: 25" x 18" x 33" Coverage: 1 acre Construction: Furniture - grade plastics Power Source: Low - energy 12-volt power supply to power the trap; propane to create CO2 Maintenance: Refill propane tank and replace attractant cartridge every 21 days; Empty net as needed.