AODELAN Flash External Battery Case for Canon Speedlite 550EX 580EX 580EXII 600EX RT II

Fast recycling and fast charging – This battery case can be used to rotate 750 times with sufficient power with a fast recycling time of 0.1 seconds. Powered by 12 AA batteries - This external flash battery case can operate with 12 AA alkaline or Ni-MH batteries to ensure a more stable power supply for the flash and extend the shooting time. Battery Power & Operation Indicator - Red indicator shows working status, press the power button for 2 seconds to check the battery status using 4 LED indicators which can tell you the battery usage status. External Flash Battery Case is compact, portable and easy to connect with flash, take photos faster, miss fewer photos and capture all the wonderful moments. Compatibility: Canon Speedlite 550EX 580EX 580EXII 600EX 600EX-RT 600EX II-RT; Package Contents: 1 x Flash Battery Case, 1 x Instruction Manual (English), 1 x Carrying Case