Amazon offers Prime members the Kidde Pro 210 Fire Extinguisher, model no. 21005779, for $31.98 with free shipping. (Non-members can spend $49 to qualify for free shipping; otherwise, it adds $9.75.) That's $8 under our mention from the week of Black Friday and tied as the lowest total price we've seen. (It's a current low by $8.) This rechargeable class A, B, and C fire extinguisher is suitable for trash, wood, paper, liquids, and electrical fires and features a pressure gauge and wall hanger.