http://www.photographyreview.com/product/flash-and-lighting/light-meters/sekonic/l-398m-studio-deluxe-ii-light-meter.html
100% function normal
Easy to use
Reliable
Superb value
Accurate
L-398M Studio Deluxe II Light Meter
An industry standard for still and cinematographic ambient light reading. Swiveling light receptor. Readouts in multiple still and cine scale or direct readout with optional ISO index slides. Selenium photo cell requires no battery.