• Large LCD panel for easily setting set the flash functions
• Low power warning lets you know to change power packs before the power is completely depleted
• Supports Multi flash
• GN58 @ ISO100, 105mm
• Large guide number manual speedlite, supporting M/Multi modes
• Power zoom function covers focal length range from 24 to 105mm.
• High sensitivity wireless triggering sensor inherited from the YN560, which makes the S1 and S2 usable in outdoor environments
• Wireless triggering maximum distance outdoors is 45 feet; indoors is 75 feet
• Sound prompts where different sounds indicate working situations to help you focus on shooting
• Sound prompts can be muted
• Provides charging socket for external power pack to help meet your higher demand for charging recycle
• PC port provided to utilizing flash synchronously .
• It only takes 3 seconds in charging after full power output
• Use the external power pack to accelerate the charging speed
• In power saving mode, the speedlite will automatically shutdown sooner; in the non-saving mode, automatic shutdown take longer
• Automatically saves your current settings
• Improved button design for more natural and intuitive control
• Metal Hotshoe Stand
• Dimensions: 2.36 x 7.48 x 3.07

Shipping Note: Eligible for shipping to all 50 states

Warranty: 90 Day Woot Limited Warranty