[Easy to Use]Light Meter II has simple design, easy and quick to operate. [Indicator Light + Two Dials]The current exposure status is displayed by the indicator light. The left and right dials can modify the parameters, which resemble the Manual mode of camera. [23-stop Shutter Speed]Shutter speed increased from 12 to 23 stops, making exposure more accurate. [45Average Metering]Upgrade the metering module to make the metering more accurate. [Double Power Saving]Continuous Metering for 60h. The indicator light will automatically turn off and the it can be activated by touching the dial and metering button. It will turn on the sleep mode, which can be activated by clicking the metering button. Material: Aluminum alloy colour: Black Package Contents: 1 x Light Meter II Only the above package content, other products are not included. 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.