6Set IR Infrared Transmitter Module Ir Digital 38khz Infrared Receiver Sensor Module for Electronic Building Block home2022 Provides Relief From: Runner's Knee

Provides Relief From: Runner's Knee Jumper's Knee Osgood Schlatter's Disease Patellar Tendonitis Chondromalacia Arthritic Knees Weakened Knees Forms of Knee Degeneration Read more Read more Sizing Guide: X-Small: Less than 10"Small: 10"-12

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6Set IR Infrared Transmitter Module Ir Digital 38khz Infrared Receiver Sensor Module for Electronic Building Block home2022 Provides Relief From: Runner's Knee6Set IR Infrared Transmitter Module Ir Digital 38khz Infrared Receiver Sensor Module for Electronic Building Block Transmitter module specifications: Supply voltage: 5VWorking environment: 25 ~ + 85 Storage temperature: 30 ~ + 100 Wavelength: about 850nm 940nmModule size: 13. 7mm 27. 8mmModule weight: 1gSignal type: digital signalInfrared center wavelength: about 850nm 940nmInfrared emission angle: about 20 degreesInfrared emission distance: about 1.