Ultrasonic Ranging Alarm Learn to Solder Electronics Kit for Soldering Practicing DIY Kit with HC-SR04 Ultrasonic Sensor Module......
Product details
| Management number | 241802643 | Release Date | 2026/07/18 | List Price | US$9.08 | Model Number | 241802643 | ||
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Ultrasonic Ranging Alarm Learn to Solder Electronics Kit for Soldering Practicing DIY Kit with HC-SR04 Ultrasonic Sensor Module
1. Ranging and Alarm Kit: Composes of a HC-SR04 ultrasonic Ranging sensor module, a buzzer and a STC89C25 chip(Programmed to use).
2. Easy to Solder: Clear symbols on the PCB board for simple welding provide a good experience of electronics soldering.
3. Two power supply options for choice: AAA battery or USB power supply. (a AAA battery case and a USB cable Included).
4. Easy to Setup: Press the +/- button to set the alarm distance and the buzzer will alarm loundly when measurment distance is less than the preset one.
5. Parameter: 4.5-5.5V DC. Measurement distance range: 1.96" - 157.5". Please go to "Product Information" section below for user guide if need..
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