Feature:1. High Performance: This is a professional light detection meter, which has high measurement accuracy and quick response speed.2. Peak Lock Function: The digital illuminance meter can track pulse signals greater than 100mS and lock the peak value.3. Reading Lock Function: The light meter can lock the measured value for convenient recording, no worry about the loss of data.4. Simple to Use: The digital light meter can display the data clearly with screen, easy to operate with marked buttons.5. Portable and Durable: The meter is small and light weight, easy to carry around, adopts ABS shell, very sturdy and durable.Specification:Item Type: Digital Light MeterMaterial: ABSModel: HT603Battery: 3 x 1.5V AAA battery (without battery)Application: Light detectionBasic Parameters:Range: 1000, 10000, 200000 LX100, 1000, 20000 FCAccuracy: ±(3%+5 digits), calibrated according to ordinary incandescent lamp at 2854°K±(6%+5 digits), other visible light sourcesCosine Angle Deviation Feature:30° ±2%60° ±6%80° ±25%.Package List:1 xDigital Light Meter1 x Manual1 x Storage Bag