Three channels Wireless Smart Datalogger - Indoor temperature, relative humidity and TVoc (Total Volatile Organic Compounds) - temperature accuracy: ±0,2°C in whole range - resolution: 0.01°C - relative humidity: ±2% (typical) from 0 to 100% - Voc: 0÷60,000ppb range, 1ppb from 0÷2,000ppb resolution - Type "C" lithium internal battery for a battery life up to 8 years with samples every 10 minutes.