The LEC Medical EL-USB-2 USB Temperature & Humidity Data Logger is a compact, standalone logger for monitoring air temperature and relative humidity in medical, pharmacy and laboratory settings. It’s ideal for routine checks and audits where simple USB download and clear status indication are important.
  
The device records over 16,000 readings for both temperature and humidity across a wide range, with user-selectable logging from 10 seconds to 12 hours. Data is configured and downloaded via USB using free EasyLog software, while LED indicators show logging/alarm status. The unit is IP67-rated when the cap is fitted and runs from a replaceable ½AA lithium battery for long service life.
  
Key features
  

    
Measurement ranges: −35 to +80 °C and 0 to 100 %RH
    
Stores 16,382 temperature and 16,382 humidity readings
    
User-selectable logging rate: 10 seconds to 12 hours
    
USB interface with free EasyLog software; dew-point calculation
    
Status indication via red/green LEDs; immediate or delayed start
    
Environmental protection: IP67 (with cap fitted)
    
Battery life: up to 3 years (typical); battery type: ½AA lithium
    
Dimensions: 108 × 25 × 22 mm
    
Warranty: 1 year parts & labour