$18.69 | Cordless Air Duster at Amazon

Amazon has the HTAIER 180,000RPM Cordless Electric Air Duster for $18.69, down from $37.39. You save 50% at checkout, making this a significant discount on a popular cordless duster. The deal includes free shipping and the original list price was $40, so this is nearly half off its retail value. The previous frontpage deal was at $19, and this deal matches that low price with a better discount. The fact that the deal provides a 50% savings and is priced close to the historical low makes it a very attractive offer for anyone needing a powerful, cordless air duster.