2pcs DHT11 Temperature Humidity Sensor Module Digital Temperature Humidity Sensor 3.3V-5V with Wires for Arduino Raspberry Pi 2 3 (2pcs DHT11) 2pcs DHT11 industrial_Oct2022 The alarm turn-off was just

The alarm turn-off was just a pop-top button you could punch down with a sleepy hand to turn it off when it sounded

STRONG ADHESIVE LABELS: These labels are backed with a strong glue that sticks firmly

With a retractable design

With hook and loop backing for quick and easy disc change

M/L- waistline:76 to 88cm

2pcs DHT11 Temperature Humidity Sensor Module Digital Temperature Humidity Sensor 3.3V-5V with Wires for Arduino Raspberry Pi 2 3 (2pcs DHT11) 2pcs DHT11 industrial_Oct2022 The alarm turn-off was just2pcs DHT11 Temperature Humidity Sensor Module Digital Temperature Humidity Sensor 3. 3V 5V with Wires for Arduino Raspberry Pi 2 3 (2pcs DHT11) DHT11 Specification: Power supply voltage: 3. 3~5. 5V DC Output: the single bus digital signal Measuring range: 20 90%RH humidity, temperature 0~50 The measurement accuracy of + 5%RH: humidity, temperature + 2 Resolution: 1%RH humidity, temperature 1 Exchangeability: fully interchangeable Long term stability: