Check the listing for details. Extech (Flir) Light Meter LT10 Pocket Series. New IOB.. Condition: New. Listed at 20.00 USD. Extech (Flir) Light Meter LT10 Pocket Series. New IOB. 9v battery included. Have multiple available -- can combine shipping if purchasing more than one. Shipping to lower 48 states only MORE INFO: This convenient pocket-sized light meter features an easy one-button operation. It measures light intensity in foot candle and Lux units using a precision photo-diode sensor. Compact and lightweight, the LT10 is stowable when you're on the go. Keep one handy whenever you need to take a quick light measurement. The LT10's light sensor contains a long life silicon photo diode that measures light intensity up to 4000Fc/40,000Lux with measuring rate of 1.5 times/second. The 1999-count, backlit LCD features LUX, fc, MAX and low battery indicators for convenient operation. Simply press the Max/LUX/fc button to view the maximum reading, or press the button for longer to switch between LUX and fc (foot candle) measuring units.