Purchase this item and get 
Specification:
- handy and easy to use
- flexible, thanks to the 3-way fixing by means of a suction cup
- ideal for terrariums but also for other applications
- visual alarm in case of exceeding or not reaching the set values
- it measures precisely +/- 3% on +/- 0.5 ° C
- temperature measurement range: 0 – 80 ° C
- relative humidity measurement range: 10 – 95%,
- temperature adjustment range: 10 – 55 ° C
- relative humidity adjustment range: 20 – 95%
- measurement interval 10 seconds
- memory chip protects against data loss in case of blackout
- type of battery used: LR1130 / alkaline
