2pcs AM2301 DHT21 Digital Temperature & Humidity Sensor Free shipping

Product Description

Description:

Type: AM2301
Accuracy resolution: 0.1
Measurement range: 0-100%RH
Temperature measurement range: -40 ~ +80

Humidity measurement precision: ±3%RH
Temperature measurement precision: ±0.5

4-pin package
Ultra-low power
No additional components
Excellent long-term stability
All calibration, digital output
Completely interchangeable
Long distance signal transmission
Relative humidity and temperature measurement

Data download(please click the following link)

Package list :

• 2pcs AM2301 DHT21

Payment                                                                                                    

1. We accept payment that aliexpress can accept, We apologize that we cannot accept other payment methods, such as cheque or postal orders .
2. All major credit cards are accepted,and we received  it in 24 hours.
3. Payment must be received within 10 business days of auction closing. 

Shipping                                                                                                    

1.  We ship to worldwide,per order have a track number.
2. Primary competitive advantage:Asia/Sonth America/Eastern Europe/Mid East/Africa/Western Europe,and so on.
3. Before buying,please make sure your aliexpress and alibaba address is correct.Or not,please correct it before payment.
4. If goods less than 1.5Kg,we ship by  China Post Air Mail or by HK Post Air Mail. 
5. Ship to worldwide within 12-24 hours after payment completed received,arrive at most destinations.

      All orders will be shipped via the International Airmail service unless specially agreed by seller!

 Warranty and Return                                                                               

1. 12-months Warranty for defective items (excluding items damaged and/or misused after receipt). Buy with confidence
2. Refund or replacement request is available only the requests within 1 week after parcel received & returning the item as the same condition as received.
3. Please contact us to request a return authorization. Your name, auction number, and reason for return should be included in the email. All items returned must contain all original packaging materials.
4. Please repack the item carefully. Items returned will be tested and a new replacement will be shipped to the buyer immediately when found defective. In the event that a suitable replacement is not available then a refund will be issued. Shipping, handling and insurance fees are non refundable.
5. Return shipping is to be paid by the Buyer