5-in-1 Fire Extinguisher $18

This Plemo 5-in-1 Fire Extinguisher, originally listed at $24.99, drops to $17.60 at Amazon when you click the on-site coupon. Shipping is free for Prime members or on orders over $35. Otherwise, it adds $6.99. Other retailers are charging $25 or more. It features a non-toxic formula suitable for the most common types of home and vehicle fires. It also has a built-in pressure gauge so you can always confirm that it is adequately pressurized.