Guide number: GN33 (ISO100, focal length 100mm); Manual zoom, flash coverage can up to 24-100mm; LCD display; Adjustable power range, 22-level, lowest is 1/128; Flash duration = 1.2ms, short recycle time : 0.1~5s; With 4 x AA batteries, supports 100~700 lighting times; GN: 50; Zoom range: 24~105mm (14~105mm with scatter plate); Lighting times: 100 ~ 700 times (lithium battery or NI-MH battery); Recycle time : 0.1~3s; Type: M, S1, S2 mode, stroboscopic mode, simulate flash; External interface: hot shoe; With energy saving mode, overheating protection.