The DTH22 Sensor is a high precision Digital Temperature and Humidity sensor. It uses a dedicated digital modules collection technology, temperature and humidity sensor technology to produce high reliability, excellent long-term stability sensor. This sensor includes an electrical capacitance type sense element and a wet NTC temperature measurement devices, with high-performance 8-bit microcontroller connections. The product features fast response and anti-interference ability.

Specifications: Model: DHT22 Power supply: 3.3-6V DC Output signal: digital signal via single-bus Sensing element: Polymer capacitor Operating range humidity: 0-100%RH Operating temperature: -40 C ~ 80 C Humidity measurement accuracy: ± 2%RH (Max ±5%RH) Temperature measurement precision: <± 0.5°C Resolution or sensitivity humidity: 0.1%RH Humidity hysteresis: ±0.3%RH Long-term Stability : ±0.5%RH/year

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STOCK: this item is stocked in Christchurch, we use CourierPost for delivery.

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PRICE MATCHING POLICY: found someone selling this at Trademe for a lower price? We Will Match It ! Provide us the listing # and you just need to pay their price. This way you can enjoy combined shipping and only dealing with one vender. (T's and C's applied)

WARRANTY: we provide 1 year factory defect warranty for all New Products we sell.