5Pcs AM312 Mini Pir Motion Sensor Module HC-SR312 IR Human Sensor for Arduino June_2023_update The round knurled head is

The round knurled head is made of plastic and is one inch in diameter

5 ounce kitchen hand shaker

Specifications: Material: reinforced nylon PA66 Length: 1M Internal Size:7×7mm

SCOTTCHEN Extra Thick Buffing Polishing Wheel 6 inch (70 Ply) for Bench grinder Tool with 1/2" Arbor Hole 2 PCS

5Pcs AM312 Mini Pir Motion Sensor Module HC-SR312 IR Human Sensor for Arduino June_2023_update The round knurled head is5Pcs AM312 Mini Pir Motion Sensor Module HC SR312 IR Human Sensor for Arduino ??? AM312 Human Sensing Module(HC SR312)?: Based on passive body infrared technology digital intelligent automatic control products, high sensitivity, reliability, widely used in various types of automatic induction electrical equipment. ?? Voltage?? DC 2. 7 12V ?? Delay time?: 2 seconds; ?? Blocking time?: 2 seconds; ??? Trigger mode?: repeatable; ??? Sensing range?: ? 100