REED Instruments R8150 Pocket Light Meter, 50,000 Lux / 5,000 Foot Candles (Fc) Easy to operate with user selectable ranges Measuring Range: 0 to 50,000 (Lux) / 0 to 5,000 (Fc) Max and data hold functions, over range and low battery indicators Auto shut-off Includes sensor cover, carrying case and battery