Features: TTL Camera Macro FlashRing flash head with dual flash tubes that can flash individually, supports TTL auto or manual flash mode, GN18, providing smooth light for objects, suitable for macro photography. Ultra-fast Recycle TimeThe recycling time for full output just takes 3 seconds, even without the use of new batteries, you can get a very fast current-return experience, only takes 4-5 seconds. Flash Ratio Adjustment 8 levels (1/128-1/1) for the intensity adjustment for the flash control, total 22 levels fine tuning. With large LCD screen, which can be more clear, more intuitive to see and set flash function Equipped with PC Sync InterfaceEquipped with 2.5mm standard PC synchronous interface, which allows you convenient to use synchronous flash by using PC synchronous line. Sound Prompt SystemWhen the sound prompt system is enabled, different sound modes will prompt different working conditions of the speedlite so as to allow you to focus on shooting process (Note: the sound can be turned off). With Adapter Rings and Color FiltersComes with 7pcs adapters rings(49/52/55/58/62/67/72mm), which allows you to use different lens filters easily; and with 4 sets of color filters for flash head, magnet absorption, easy to install. Specifications: : YONGNUO Model: YN14EX II Guide No.: 18 (ISO 100 in meters) Flash Coverage: Up and down about 80°/ left and right about 80° Flash Ratio Control: With the precision of 1/2 EV within the range of 8:1—1:1—1:8. Flash Mode: TTL, M Power: 4 * AA alkaline batteries or AA nickel-metal hydride (Ni-MH) batteries( The batteries are not included.) Lighting Times: 200-2500 times Recycle Time: About 3 seconds Color Temperature: 5600K Flash Control: 8 levels brightness control (1/128~1/1), 22 levels of fine tuning External Interface: Hot Shoe, PC Port, Charging Interface Control Unit Dimension: 17.5 * 10.5 * 16cm/ 6.9 * 4.1 * 6.3in Flash Unit Dimension: 13.5 * 12.3 * 2.6cm/ 5.3 * 4.8 * 1in Item Weight: 920g/ 2lbs Package List: 1 * Camera Flash 7 * Adapter Ring(49/52/55/58/62/67/72mm) 1 * Carrying Bag 4 * Sets of Color Filters 1 * User Manual (English & Chinese)