Adopt ABS Material: Made of high quality ABS material, it is durable, corrosion resistant and wear resistant | LCD Display: With large-screen LCD display, it can visually display the illuminance measurement value and measure accurately | Convenient to Use: The measurement range is 0.1~200,000Lx, 0.01~20,000Fc, the measurement accuracy is ±4%, and the measurement is more convenient | Lock Screen Function: With a lock screen function (Hold) for maximum/minimum measurement | Auto Range: Support auto range, can switch range manually, 15 minutes no operation will automatically shut down function