Yongnuo RF-603CII-C1 Wireless Flash Trigger Kit For Canon 350D 700D 60D 600D 70DYongnuo RF-603CII-C1 Wireless FlashTrigger Kit (for Canon) Features: Adopts 2 levers button design, it will realize the awakening, flash testing, focus and shutter function in "TX" and "TRX" state respectively. Supports single contact triggering. Can achieve wired and wireless remote shutter release function. Handhold the flash for remote flash trigger sync. Remote shooting with flash trigger sync. LS-2.5 C1 shutter connecting cable. Hot shoe locking prevents device slipping off. Updated switch on side face facilitates operation. Specifications: Type: FSK 2.4GHz wireless remote control system Distance: 100m Channel: 16 Shutter release: Half-press, full-press Shutter interface: 2.5mm socket Studio flash light interface: standard PC socket Max sync speed: 1 / 320s second Battery: AAA x 2 (3V) Standard-by time: about 400 hours in TX state, about 45 hours in TRX mode. Dimension: 12.5 x 9 x 4.5 cm Weight: Approx. 165g 100% Brand New Suitable for: Compatible camera list: Canon 350D / 450D / 500D / 600D / 650D / 700D / 60D / 70D Package Includes: 1 x Transceiver 1 x Receiver 1 x Shutter Connecting Cable C1 1 X English Manual 1 X Original Packing