Canon offers its factory-refurbished Canon Speedlite 270EX II Flash, model no. 5247B002, for $89.99. Coupon code "LIBERTY" bags free shipping. That's $49 under the lowest total price we could find for a new unit. It features a vertical bounce capability up to 90°, slave function, soft case, and mini stand. It requires two AA batteries (although it's not clear if they're included.) A 1-year Canon warranty applies. Deal ends July 5.