Canon Speedlite 600EX II-RT, 3.3 s, Wireless connection, 15.3 oz (435 g), Slave flash
Canon Speedlite 600EX II-RT. Type: Slave flash, Product color: Black, Approximate recycling time: 3.3 s. Power supply type: CP-E4, CP-E4N, Battery type: AA. Weight: 15.3 oz (435 g), Width: 3.1" (78.7 mm), Depth: 4.83" (122.7 mm)