Enhance your electronic projects with this high-performance GM5539 Photoresistor, designed for quick and precise light sensing applications. Crafted from semiconductor sedimentary film material, this 5mm photoresistor expertly varies conductivity based on light intensity, making it an essential component for accurate light measurement and control. Key Features: · Fast Response Time: With a rapid response of 20ms in bright light and 30ms in dark conditions, this photoresistor ensures timely and reliable detection of light changes for superior performance. · Pack of 50 Units: Comes with 50 pieces of 5mm GM5539 photoresistors, each featuring a leg length of approximately 31mm, providing ample supply for multiple projects or bulk manufacturing needs. · Stable Light Sensing: Equipped with 20 light sensors, this resistor guarantees stable and consistent light measurement, ideal for precision applications. · Semiconductor Construction: Made from advanced sedimentary film semiconductor material, the photoresistor’s conductivity dynamically adjusts with varying light intensity, enabling accurate light-dependent resistance control. · Wide Operating Range: Functions effectively within a temperature range of -30℃ to +70℃, suitable for diverse environmental conditions. · Broad Application Use: Perfect for photoelectric control systems, automatic camera exposure, indoor lighting control, alarm systems, and numerous other light-sensitive projects. Specifications: · Item Type: Photoresistor · Material: Sedimentary Film · Model: GM5539 · Maximum Voltage: 150V DC · Maximum Wattage: 100mW · Spectral Peak: 540nm · Light Resistance (10Lx): 50-100KΩ · Working Temperature: -30℃ to +70℃ · Size: Approx. 5mm/0.2in · Leg Length: Approx. 31mm/1.2in Package Includes: · 50 x GM5539 Photoresistors These photoresistors provide reliable, fast, and sensitive light detection, making them an ideal choice for a wide range of electronic and light control applications. Equip your projects with these versatile light-dependent resistors to achieve enhanced performance and precision.