Insten Replacement LP-E5 Li-Ion Battery Pack Compatible with Canon Camera EOS Digital Rebel T1i Rebel XSi Rebel XS 1000D 500D 450D Kiss X2 Kiss X3 LPE5 Replacement Replacement Battery for Canon LP-E5, 100% Compatible with Original Energy Storage Capacity: 2000mAh; Voltage: 7.4V. Battery is made with the highest quality materials. Insten Canon LP-E5 Battery pack is warranted for 3 months