Core Function:
Wireless Bluetooth connection
Support BLE  Beacon Technology
1 Year Battery life
Detect the temperature and humidity in the environment
100 days memory 

Tech Spec:
Temperature Range: -4065℃
Humidity range:0-100%RH
Accuracy:Temp: 0.5 ℃ Humidty: 5.0%
Bluetooth 5.0
Display:N/A
Free App control:Yes
Sensor Type:MEMS
Materials:ABS
Batery:1*CR2477(Included)
Alarm:Yes
Backlight:NO
History Memory Time:Every 10 mins
Battery life:365 days
Distance:30 Meters

Tech Spec:
Temperature & humidity sensor1
User Manual1

Packing Specification/Weight:
Product Dimensions (L,W,H)40*40*30 mm
Product Weight (Net)34g
Packged Dimensions 8.5*2.3*12.1cm
Packged Weight 60g
Master Carton Dimensions44.5x24x26.5cm   
Master Carton Wights6.4Kgs
Master Carton Contains100
Container load: 20/40/40HQ51900/107400/126,000