Προβολή όλων των 4 αποτελεσμάτων
TTGO LORA32 868mHz ESP32 0.96 inch OLED blue screen Bluetooth WIFI with cable€34.50
The 868/915MHz antenna needs to be in connection with the IPEX interface (if the antenna is not connected, it may damage the LoRa chip) Lithium battery charge and discharge circuit, when the battery is full, the blue LED will stop working. When using, pay attention to the positive and negative of the battery, otherwise it will be damaged!
5V Laser Tube Laser Diode Laser Dot Diode Copper Head Sensor Module€1.50
- Fixed bolt hole for easy installation.
- Laser head sensor module has 5V operating voltage.
- The output wavelength is 650 nanometers.
- laser head sensor modules with durable quality.
- KY-008 laser head sensor module compatible for Arduino.