Thermometer - Digital no Probe Model 302/303/303C Refill It is specially developed for

It is specially developed for growing in inert run-to-waste systems

Accelerates breakdown of dead roots

LOCKNDRY compatible

Premium PGZ18 socket

Thermometer - Digital no Probe Model 302/303/303C Refill It is specially developed forThermo hygrometer. Max Min. separate display for humidity and temperature memory for the highest and lowest temperature and humidity designed to stand or to be hung battery included Specifications: Indoor temperature range: 20oC ~ +50oC Temperature resolution: 0. 1oC Temperature accuracy: + 1. 0oC Temperature measuring period: 10 sec. Humidity measure range 10% RH ~ 95% RH Humidity resolution: 1% Humidity accuracy: + 5% Humidity measuring period: 20