Seller1on1 via Amazon offers Prime members the Bodden Chemical-Free Insect Trap, model no. MK-023, for $26.95 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, it adds $6.04.) That's $3 under our May mention and the lowest total price we could find by $35. It features a bright UV light, Tio2+CO2, and a half-an-acre range.