Black Friday 12.4 hours of mixed use (4850 + DBMD4 DSP) Battery, Compact rechargeable lithium-ion battery with high capacity for long operating life. Approx 390 shots before recharging (viewfinder only), approx 470 shots (monitor only) in photo mode. Video mode approx 115 minutes (viewfinder only) and 120 minutes (monitor only) Battery, Continuous music playback time: Max. 30 hours(NC ON), Max. 40 hours(NC OFF) Continuous communication time: Max. 24 hours(NC ON), Max. 28 hours(NC OFF) Battery