Temperature Measurement Module Temperature Sensor Module Ds18b20 Module Laser Receiver Module Without Sensor - Instrument Parts & Accessories - AliExpress
DS18B20 Waterproof Digital Temperature Sensor, 3.0v To 5.5v
Laser Sensor Module Receiver With KY-008 Transmitter For Arduino AVR Board New | eBay
Documents about laser sensor DS18B20 - Sensors - Arduino Forum