High-performance lithium-ion battery with an extremely long service life. Uses UL/IEC certified brand cells for increased safety. Features safety electronics for monitoring the charging and discharging process. Gold-plated contacts reduce contact loss and prevent corrosion. Cells are fixed with super adhesive tape for improved shock resistance and mechanical protection. Constant testing by quality assurance ensures top quality. Comes with a 5-year warranty. Replacement for Canon LP-E12.