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surface finish
It plays one fixed tone (~2
It is typically used to control the on/off functions of electronic devices or appliances
This module is a 4x4 keypad membrane matrix that is connected using 8 digital pins
Flame sensor module (Analog + Digital): Flame sensor module (Analog + Digital)
JSN-SR04T 2.0 Waterproof Ultrasonic Distance Sensor gprs surface finishWaterproof Ultrasonic Distance Sensor for Outdoor and Liquid Level Projects The JSN SR04T 2. 0 Waterproof Ultrasonic Ranging Module is the upgrade makers and engineers choose when the standard HC SR04 isn't enough. Its sealed, waterproof transducer probe can be mounted outdoors, near water, or even partially submerged making it the right tool for water tank level monitoring, rain detection, outdoor obstacle avoidance, sump pump automation, fish pond
US$ 11.48
US$ 180.67
