Ranges: 0-200/2,000/20,000/200,000 Lux * Accuracy: ±3% ±10 digits (0-20,000 lux) ±5% ±10 digits (over 20,000 Lux) * Display: 3-1/2 digit 18mm LCD * Power: 9V battery * Photo detector type: Silicon Photo Diode with Filter