YONGNUO YN660 2.4GHz Flash Speedlite Wireless Transceiver Integrated for Canon Nikon Pentax Olympus DSLR Cameras, highest GN66 is now in Ocean Camera Gadgets Camera Store! Best Price in Singapore！FREE shipping!

The Yongnuo 660 Speedlight is much brighter with the highest guide number of 66! The YN660 is built upon the previous YN560 IV, now providing 6 groups in the Radio Master mode, up from just 3 previously, as well as boosting power output to a Guide Number of 66 meters (ISO 100, 200mm), Other improvements include 20-200mm flash head zoom, lever locking foot, and updated buttons / main control dial.

It supports Yongnuo's full 2.4GHz manual flash control system. YN660 can act as a wireless master flash for the previous-generation Yongnuo YN560 III and YN560 IV flashes, and as a slave (with remote adjustment) to the YN560-IV YN660 and Yongnuo YN560-TX RF-603 II RF-605 RF-602. Crucially, you can control up to six groups of flashes.

Features:

• GN 66m (ISO 100 / 200mm), HIGHEST GN in the market!

• Flash Mode: M / Multi

• Manual Flash: 1/128 – 1/1 output control (1/3rd increments)

• Manual Flash Zoom range: 20 – 200mm

• Built-in Radio Master Modes: YN-560 / RF-603 (2.4GHz RF Systems).

• Built-in Radio Slave Modes: YN-560 / RF-603, and RF-602 (2.4GHz RF Systems).

• Supports 6 Flash Groups and Supports 16 Channels

• Full Power Recycle – From 3 Seconds

• Model features: S1 & S2 Optic Slave Modes, Custom Functions, Auto Save Settings

• Other functions: Sound Prompt, Heat Protection, Large LCD Screen

• 360 Degree Swivel and Tilt Head

• Fast Clamping Metal Foot

• External HV Battery Port

• PC Sync Port

What's in the box:

• 1*YN-660Flash light

• 1* protecting bag

• 1* mini stand

• 1*manual book in Chinese and English