Speedlite EL-1

Guide Number (ISO100, in meters/ft.):  
Zoom range:
Flash output: 
1/8192 – 1/1
Flash coverage angle: 
14mm* to 200mm (*with wide panel)
Bounce angle: 
120 degree upward, 7 degree down & 180 degree horizontally (left and right)
Wireless flash function: 
Optical transmission & Radio Transmission
Maximum flash count: 
Approx 335 -2345 with a fully charged battery pack LP-EL
Power source: 
LP-EL lithium ion battery pack