Temperature, humidity, and the full picture.

$65.00

Everything Tempest 100 records, plus relative humidity, calculated dew point, and heat index. Designed for cold storage, restaurant walk-ins, server rooms, museum cases, and any environment where humidity matters as much as temperature.

Quick-start guide (PDF)  ·  User manual (PDF)

What it does

• Records temperature, relative humidity, dew point, and heat index
• Logs full time-history with configurable sample interval
• Cumulative exposure tracking with custom thresholds
• NFC tap-to-read with any modern phone — no app account, no pairing
• Waterproof enclosure rated for transit and cold storage