?SP-780 speedlite is a flash unit with high-performance. With 50 large guide number (ISO 100m£¬ 180mm focal length)£¬ supporting automatic/ manual zoom functions (24mm to 180mm)£¬ it can serve as an on-camera flash as well as a master unit or a slave unit in a wireless£¬ multiple-speedlite system.<br><br><strong>Features:</strong><br>With a high guide number of GN50. (ISO100£¬ 180mm)<br>Support multiple flash modes£¬ including i -TTL/ M.<br>Support exposure compensation in TTL mode and 22 levels flash output control (1/ 1 to 1/128) in M mode.<br>Equipped with wireless sensor£¬ can be used as on-camera master unit or remote slave unit to form a flash group.<br>As a slave unit£¬ it provides 2 different slave modes: F1(nonsupport TTL)/ F2 (support TTL).<br>Support manual and auto zoom£¬ flash coverage from 24-180mm.<br>Support front-curtain sync/ rear-curtain sync/ voice prompt/ power save mode/ overheating protection.<br>Equipped with AF assist beam emitter£¬ can help the camera focus the subject in darkness.<br>Equipped with big size LCD display screen£¬ convenient to use.<br>Support vertical rotation (-7~90 degrees) and horizontal rotation (0~270 degrees).<br>Support two power supply: 4 * AA batteries and external power source (such as CP-E4 power source). (Not included)<br>Can make the speedlite and camera flash synchronously? through the PC sync socket. (synchronous signal input only) (The connecting cable is not included)<br><br><strong>Specifications:</strong><br>Brand: Oloong<br>Model: SP-780<br>Guide Number: GN50 (ISO100£¬ 180mm)<br>Flash Coverage: Manual/ Automatic Zoom 24-180mm<br>Flash Mode: i -TTL/ Manual/ F1/ F2<br>Manual Flash Control: 1/128-1/1£¬ 22 levels of fine tuning<br>Vertical rotation angle: -7~90 degrees<br>Horizontal rotation angle: 0~270 degrees<br>Flash Time: 1/800s-1/20000s<br>Recycle Time: 5s (AA alkaline cell used)<br>Sensor Effective Distance: Less than approx. 10m (33ft)£¬ reception angle: ¡Â 30¡øhorizontal£¬ ¡Â 40¡øvertical<br>Color temperature: 5600k<br>External Interface: Hot shoe£¬ PC sync interface£¬ external DC interface<br>Additional Features: Power saving mode£¬ overheating protection<br>Power Supply: 4 * AA batteries and external power source (such as CP-E4 power source) (Not included)<br>Item Size: Approx. 20 * 7.5 * 5.5cm / 7.9 * 3 * 2.2in<br>Item Weight: 404g / 14.2oz<br>Package Size: 23 * 12.8 * 10cm / 9.1 * 5 * 3.9in<br>Package Weight: 702g / 1.5lb<br><br><strong>Note:</strong><br>Suitable for Nikon ?D5/ D4S/ D750/ D7200/ D7100/ D610/ D5500/ D5300/ D5200/ D5100/ D3300/ D3200/ D3100/ D7000/ D800/ D810/ D90/ D700<br>The camera£¬ batteries and connecting cable are not included.<br><br><strong>Package List:</strong><br>1 * Speedlite<br>1 * Mini Stand<br>1 * Carrying Bag<br>1 * User Manual (English &amp; Chinese)