Sunfounder PIR Sensor Module HC-SR501

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Sunfounder PIR Sensor Module HC-SR501 Converts infrared ray signal into an electrical signal Based on infrared technology Provides high sensitivity and security Works under the ext ra-low voltage mode Automatic sensing electronic equipment The Sunfounder PIR Sensor Module HC-SR501 is a kind of sensor that can convert the infrared ray signal emitted by human or animal into an electrical signal. And HC-SR501 is an automatic control module based on infrared technology which has high sensitivity and security and works under the extra-low voltage mode. It is a common sight that the module is applied in a range of automatic sensing electronic equipment, especially in automatic control products powered by the dry battery. Show more