New -WiFi501B WiFi Temperature and Humidity Sensor Overlimit Buzzer

New -WiFi501B WiFi Temperature and Humidity Sensor Overlimit Buzzer Description

-WiFi501B is a high-tech product developed by our company based on Internet of Things technology. The product is widely used in food, catering, logistics and HACCP system certification industries. Through WiFi data transmission, combined with the cold chain Internet of Things platform, customers can remotely view and manage data online through a browser or smart phone wireless terminal in real time.
At the same time, the platform alarm and buzzer alarm can also be used to achieve the prompt function. -WiFi501B is a temperature and humidity sensor that measures both temperature and humidity. It has a built-in 3.7V lithium battery, which is rechargeable and can still provide real-time data upload and platform alarm when the power is off.

Power supply:5V/1A (DC)
Battery:Built-in 850mAh/3.7V battery
Measurement medium:Air
Sensor range:Humidity 0%RH-100%RH Temperature -40-+125
Sensor accuracy Humidity:3%RH
Sensor accuracy:0.5
Working environment:-30-+60; 0%RH-85%RH (non-condensing)
Communication method:WiFi
Collection interval 1 minute to 60 minutes, default 1 minute, user-definable
Low voltage alarm Support, user-definable
Temperature alarm Support, user-definable
IP protection level:IP54
Number of storage items:20000
Appearance specification:106mmx57mmx33mm
Color:As Shown
Material:plastic

Package Contents:
1 * Temperature and humidity transmitter

Only the above package content, other products are not included.
Note: Light reflection 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.