Product Type : Top mounted light meter 

Angle of detection : 30 degrees ( Similar to 70 – 90 mm focal length lens field of view )

Metering component : Photoelectric Meter

Iso detection range : ISO 25 – ISO 1600

Aperture Adjustable Range : f1.4 – f25

Battery Built In : Lithium Batt

Weight : 22g plus minus

Dimension : 35mm W x 39mm L x 18mm H

1 ) The default is to send you the standard hotshoe mount which can fit most dslr and tlr cameras such as canon nikon seagull etc

2 ) Leica M cameras cannot use standard hotshoe mount type or else will block ur shutter button so if you use Leica please specify

3 ) If your camera is Polaroid 110B please inform us

4 ) If your camera has no hotshoe u can also inform us, u can get the version with lanyard

1 ) Aperture Priority Reflective Metering

2 ) Power down save settings ( Last saved parameters before shutdown )

3 ) Batt Power Remaining Indicator ( Usb charged, usually batt can last one week, each time takes about 30 minutes to 1 hour to charge )

4 ) Can use with multiple hotshoe mounts ( By default will send standard hotshoe mount type, if you use Leica M camera or Polaroid plz inform us in order to get special mounting for ur camera )