Maxim IntegratedDS18B20 digital temperature sensorSensor typeEnvironmentalInterface1-Wire3.3 V logic ready✓€2.90DS18B20-TO92436 pcs
LG ChemLG INR18650-MJ1 Li-ion cell 3500 mAhSupply voltage3.6 VMax. current10 APower product typeLi-ion cell€6.50INR18650MJ1180 pcs