The only multi-function meter that can be programmed to match the sensitivity of up to 3 different digital camera sensor or film type profiles for perfect exposure control. Versatile meter reads both flash and ambient light, reflected and incident, and both 1° spot and with an incident-reading retractable lumisphere. FEATURES INCLUDE: 1° spot reading with parallax-free spot viewfinder; Full information viewfinder displays shutter speeds, apertures and more; Pre-exposure warning flashes when the measured light meets or exceeds the dynamic range; Displays apertures for flash and ambient light f0.5 to f161.2, shutter speeds 30 min. to 1/8,000, ISO 3 to 8000; Includes Pocket Wizard radio module for wireless triggering of flashes equipped with a Pocket Wizard receiver; Rugged all weather design with special seals around switches and buttons; Supplied with pouch case, strap and #123A battery.