
Transport and storage of perishable goods (food, wine, etc.)
Transport and storage of sensitive products (medical, biological, etc.)
• Transport and storage of precious objects (furniture, paintings, musical instruments, etc.)
• Wireless measurement in sealed containers (laboratories, R&D, etc.)
Parameter Humidity Temperature
Range 0 to 100 %RH -40 to 70 °C / -40 to 158 °F
Max. ±4.5 %RH (10 %RH-90 %RH)
Max. ±7.5 %RH (<10 %RH, >90 %RH)
Max. ±0.4 °C / ±0.8 °F (0 °C - 65 °C / 32 °F - 149 °F)
Max. ±1.0 °C / ±1.8 °F (<0 °C, >65 °C / <32 °F, >149 °F)
Resolution 0.06 %RH 0.09 °C / 0.09 °F
Drift <0.25 %RH/year <0.03 °C / <0.06 °C /year
Battery Button cell: CR2450 (non-replaceable)
Standards & Directives 2014/53/EU; EMV 2014/30/EU; RoHS 3; Reach
3.5 years with 1 measurement per second
8 years with 1 measurement every 10 seconds
Temperature on 11 bits, res. 0.09 °C / Humidity on 11 bits, res. 0.06%:
Min. 172,000 temperature/humidity recordings.
120-day history with one measurement per minute.
(°C, °F / %RH / m, p1-yd /
-40 to 70 °C / -40 to 158 °F
Working pressure (experimental laboratory tests):
Working altitude: 0 to 2000 m / 0 to +2188 p1-yd
Working absolute pressure: 0.05 MPa to 2 MPa (20 bar)
Typical RH error, with absolute air pressure:
0.05 MPa to 0.3 MPa (3 bars): -0.35% /MPa (-0.035% /bar)
0.3 MPa to 2 MPa (20 bars): -0.49% /MPa (-0.049% /bar)
Storage temperature -40 to 70 °C / -40 to 158 °F
Frequency band: Bluetooth LE 2402MHz to 2480MHz ISM Band
Maximum RF output power: < 4 dBm
BLE 5.0 Low Energy. Range: 10 m / 32’ without obstacles
DS_EN – KH30 – 09/05/25 - Non-contractual document – We reserve the right to modify the characteristics of our products without prior notice.
1 - Low Energy wireless communication - Data recording
4 - Integrated CR2450 battery. Battery life up to 8 years
5 - LED indication and identication
6 - High precision temperature and humidity sensor
Secure app for accessing temperature and humidity graphs