Cellular Factory offers this LP-E5 Replacement Lithium-Ion Battery for $5.49. Apply coupon code "WLB6WQ" to bag free shipping. That's $2 under our mention from last winter and the lowest total price we could find for a comparable item by $5. Some compatible models include the Canon EOS Rebel XS, Canon EOS 450D EOS Rebel XSi, and the Canon EOS 500D EOS Rebel T1i. Deal ends January 19.