The strobist kit consist of two speedlights YongNuo YN-560 III and controller YN560-TX. The lamp has built in receiver YN-560TX and can triggered by RF-602/603/605 triggers and YN560-TX. The YN560-TX controller allows for fully control of YN560 III and 560 IV speedlights. It can be remotely controlled by triggers RF-602/603/605 and at the same time it can control YN560 III and YN560 IV speedlights and camera shutter. The YN560-TX can control also other speedlights in manual mode (triggering only), with triggers RF-602/603/605. It is available in two versions, for Canon and Nikon.

Features of YN560 III speedlight:

• can work as Master controller - supports 3 groups
• built-in receiver of RF-602 and RF-603 (I,II)
• guide number GN 58
• wide zoom range 24-105mm
• 2 work modes of photocell (S1 and S2)
• large backlighted LCD
• battery pack socket, compatible with CP-E3, CP-E4

Features of YN560-TX:

• Full remote control of YongNuo 560III and 560IV
• Supports 6 groups (A/B/C/D/E/F).
• The YN560-TX can be remotely triggered by YN RF603/RF603II and then it relased lamps in scene and camera shutter.
• Supports MULTI and Manual modes. Flash output adjusting range 1/1~1/128.
• Large readable LCD display.
• It can also triggers other lamps via RF-603/603II. In this case remote control of flash parameters is not possible.

The kit includes:

• 2x speedlight YN-560 III
• 1x controller YN-560TX for Nikon
• 2x cover
• 2x mini stand with socket 1/4"
• user manual

Specification of speedlight:

• remote radio triggering, compatible with transmitters RF-602 and RF-603
• works with full frame cameras as well as with non-full frame
• effective range: 25 m indoor, 15 m outdoor (photocell), and 100m (radio)
• color temperature: 5600
• flash duration: 1/800s - 1/20000s
• power regulation: 8 levels - Full, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128
• work modes: M – manual, S1, S2 - photocell triggering (S2 omits pre-flashes), RX - radio triggering
• MULTI mode
• large LCD display
• reflector and diffuser board
• guide number: GN58
• a group of modeling flashes (previewable)
• number of flashes: 100-1500, with new alkaline AA batteries
• recharge time: up to 3s
• battery pack socket
• head position adjusting: X axis: -7° to 90°; Z axis: 0° to 270°
• power supply: 4x R6/AA batteries / rechargeable Ni-MH batteries
• auto power saving modes
• sound prompting system
• dimensions: 60*190*78 mm
• weight: 350 g (without batteries)
• metal shoe
• set includes: flash, base with 1/4" thread, cover, user's guide

Specification of trigger:

• compatible with Nikon
• modes: Manual / Stroboscopic
• shutter remote control (with RF-603 / RF-603II)
• base frequency: 2,4Ghz
• range: 100m
• supports 6 groups
• channels: 16 
• flash output adjusting: 1/1~1/128 (with step 1/3)
• battery life in standby mode: 120h
• Zoom adjusting range: 24-105mm 
• synchro socket: 2,5mm
• power supply: 2xAA/R6
• dimmensions: 70 x 97,5 x 43 mm 
• weight: 98g

Attention. This product will not work with cameras without a central pin in the hot shoe slot (eg Canon EOS 2000D, 3000D, 4000D).