Enhance your solar lighting system with this advanced Solar Lamp Circuit Board, designed with a sensitive infrared human body sensing probe for efficient motion detection. Featuring three adjustable gear modes, this versatile control board allows you to customize lighting settings to suit your specific needs, ensuring optimal performance and energy savings. Key Features: · Infrared Human Body Sensor: Equipped with a highly sensitive infrared probe that accurately detects motion within a 2-5 meter range, adapting to different ambient temperatures for reliable activation. · Three Adjustable Gear Modes: Offers flexible control options including induction highlight with slight brightness, induction highlight with light off, and light control mode to match various usage scenarios. · Overcharge and Overdischarge Protection: The control board provides built-in protection when connected to a 3.7V battery, safeguarding battery health and extending service life. For 3.2V batteries, a protective board is required to ensure safe operation. · Compact and High-Quality Design: Measuring approximately 19 x 59mm (0.7 x 2.3 inches), this solar lamp circuit board is engineered with premium components for reliable performance, making it ideal for wall lamp applications. · Induction Time: Automatically maintains illumination for 25 seconds upon motion detection, balancing convenience and energy efficiency. Specifications: · Item Type: Solar Lamp Circuit Board · Model: YX-402 · Product Size: Approx. 19 x 59mm / 0.7 x 2.3 inches · Induction Method: Human Infrared Sensor · Sensing Distance: 2-5 meters (varies with ambient temperature) · Induction Time: 25 seconds · Battery Input: Compatible with 3.7V (with protection) and 3.2V (requires protection board) batteries Package Includes: · 1 x Solar Lamp Circuit Board This Solar Lamp Circuit Board combines sensitive motion detection with flexible lighting modes and reliable battery protection, making it an excellent upgrade for solar-powered wall lamps. Its compact size and robust design ensure easy installation and long-lasting performance, perfect for enhancing security and convenience in outdoor lighting applications.