Your cold room hit 8°C overnight and you didn't know until the produce went soft. Or your archive's humidity crept past 65% and nobody noticed for three weeks. The Jaycar QP6013 logs up to 32,000 readings – 16,000 temperature, 16,000 humidity – at intervals from 2 seconds to 24 hours. Set your min/max thresholds in the included software and it flashes an alarm LED the moment you're out of range. USB download when you need the data. Mount it with the included screw or adhesive bracket. Compatible with Windows 10/11. $139 RRP. Add to cart and stop finding out about the problem after it's already done damage