Flowtron BK-15D Electronic Insect Killer, 1/2 Acre Coverage $20 + Free Shipping w/ Prime or on orders $35+

Amazon [amazon.com] has Flowtron BK-15D Electronic Insect Killer, 1/2 Acre Coverage for $20.00. Shipping is free w/ Prime or on $25+ or $35+ orders (minimum requirement varies by location).

Walmart [walmart.com] has Flowtron BK-15D Electronic Insect Killer, 1/2 Acre Coverage for $20.00. Shipping is free w/ Walmart + (free trial [walmart.com]) or on $35+