2pcs JSN-SR04T Ultrasonic Distance Measuring Module JSN-SR04T-V3.0 21~600CM 3mm High Precision Ultrasonic Distance Measure with Waterproof Sensor for Arduino home2022 Safety: Child safety locks are

Safety: Child safety locks are specially designed for bi-fold doors to prevent children from entering restricted areas

Top adjustment type and knurled shaft for easy operate in daily use time

The serum hita's uneven pad catches old exfoliata

Any time you need us

supple skin appearance

2pcs JSN-SR04T Ultrasonic Distance Measuring Module JSN-SR04T-V3.0 21~600CM 3mm High Precision Ultrasonic Distance Measure with Waterproof Sensor for Arduino home2022 Safety: Child safety locks are2pcs JSN SR04T Ultrasonic Distance Measuring Module JSN SR04T V3. 0 21~600CM 3mm High Precision Ultrasonic Distance Measure with Waterproof Sensor for Arduino SpecificationElectrical parameters: JSN SR04TWiring: + 5V (positive power supply)Trig (control side) RXEcho (the receiver) TXGND (negative)Module size: 41mm 28. 5mmResolution: about 0. 5cmAngle: less than 50 degreesWorking temperature: 10 ~ 70 Storage temperature: 20 ~ 80 The basic working