Superb working condition as shown in photos replacement for Canon CP-E4 works with all flashes that does along along the following. Any questions please ask away. JJC BP-CA1 External Flash Battery Pack For YONGNUO YN-560II IV YN600EX-RT Canon 600EX II-RT 600EX-RT 580EX II 550EX MR-14EX MT-24EX Nissin Di866 Mark II MG8000 Replaces CP-E4 (Canon)
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