B53CC Light-Meter Photometer Single Reverse for Reflx Lab Rangefinder Camera Light Meter Silver Light metering: about 30 average light metering_x000D_ EV range: 1-22_x000D_ Cold shoe position: left, center, right_x000D_ Working temperature: -12-60_x000D_ Working humidity: 10%-90%_x000D_ _x000D_ Main size:35x28x11.5mm_x000D_ Endurance:CR1632 button battery.(battery is not included.)_x000D_ ISO Range:8-6400_x000D_ 8, 10, 12, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1250, 1600, 2000, 2500, 3200, 4000, 5000, 6400_x000D_ Shutter range:30S-1/8000S_x000D_ 30. 15. 8. 4. 2. 1. 1/2. 1/4. 1/8. 1/15. 1/30. 1/60. 1/125. 1/250. 1/500. 1/1000. 1/2000. 1/4000. 1/8000_x000D_ Aperture range:1-32_x000D_ 1, 1.2, 1.4, 1.7, 2, 2.6, 2.8, 3.5, 4.5, 5.6, 6.7, 8, 9.5, 11, 13, 16, 19, 22, 32_x000D_ EV Compensation: -2, -1.5, -1, -0.5, 0, 0.5, 1, 1.5, 2_x000D_ Colour:Silver_x000D_ Material:Metal_x000D_ _x000D_ Package Contents:_x000D_ 1 * Light Meter_x000D_ _x000D_ Only the above package content, other products are not included._x000D_ Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_