Thermacell Insect Repellent Refill Cartridge For Mosquitoes 0.4 oz Double Cylinder Deadbolt Compound Miter Saw and AirStrike Cabinet Color:Chilled Gray Compound Miter Saw and AirStrike 18 Gauge Brad Nailer (Tools Only) A: It is designed for mild steel up to 14‑gauge for holes up to 4 in black flies and no see ums Feature 2 Text For use in fuel powered Thermacell Repellers Lant Feature 3 Text Each butane cartridge lasts for up to 12 hours Feature 4 Text Each repellant mat lasts up to 4 hours Feature 5 Text Refilled products can be switched off to be used a Feature 6 Text Excellent for hunters Feature 7 Text Feature 8 Text Feature 9 Text Item Restriction Flag N Product Source Code B Product Type Insect Repellent Refill Sub category Insect Repellents Shipping Code G Vendor Name THERMACELL REPELLENTS INC Vendor Number 29346 Web Order Multiple 1 Active Ingredient d allethrin Container Size 0