5PC Si7021 GY-21 SHT21 HTU21 Digital Humidity Temperature Se

Detailed Information About The Product:

The humidity and temperature sensor board that carries a digital SHT21 humidity and temperature sensor from Sensirion.
The SHT21 uses a capacitive sensor elements to measure humidity, while temperature is measured by a band space sensor. Both sensors are perfectly coupled to a 14-bit ADC, which then transmits the digital data via the I2C protocol.
It has a 4-pin interface that can communicate directly with the analog pins
Bidirectional communication over a single pin on I2C protocol
Board is 5V tolerant, allowing sensor to run from a 5V supply on I/O pins

colour:Blue
Material:Electronic component
size:Approximately 1.3 x 1cm

Package Contents:
5 x HTU21D Temperature & Humidity Sensor

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
About Us
We provide the good product with the best price,we support Wholesale/Drop Shipping Order
1. For Drop Shipping order, please remark"dropshipping order", we will prioritize it.
2. For Wholesale/Drop Shipping orders, if you have any ideas about the price or package,please contact us in advance,we will give you the best service to satisfy your demands.
About Shipments
1.We will send out the orders ASAP once your payment is completed normally.
2.Please write your complete delivery address with correct phone number and zip code, especially please confirm your full name.
About After-sale Service
We are reliable seller and we have our professional after-sale service for all of our customers. If there is any question about the order,please contact us in advance ,we will always here until you get a happy answer.
About Feedback
1. Please check the package and item when you get carefully to make sure there is no problem.
2. If you have any problem or are not entirely satisfied with your package,please don’t be hesitate to contact us first before leaving negative feedback. We will resolve the problem to satisfy you.
3. If there is no problem, please leave us five star positive feedback.
Your affirmation is our greatest motivation ! ! !