Brannan 5-In-1 Multifunctional Environment Meter [80646]

Simultaneous monitoring of multiple environments. It measures light, sound level, humidity, temperature and wind speed. The thermometer has 2 sensors and each sensor has its own readout. One sensor is inside the unit. The external sensor has a 3 metre connection lead. The Min/Max Memory operates independently for each sensor.
Calibration Certificate:
External sensor – Issued at 2 points:-15°C & 20°C
Internal sensor – Issued at 2 points: 0°C & 20°C
Measures °C or °F.
Min/Max Memory for internal and external sensors.
64mm LCD display with “IN” and “OUT” indicators.
Operating Conditions: -20 to 60°C < 90%RH (non-condensing).
Water-resistant external sensor with 3 metre connection lead.
Impact-resistant ABS case with flip-out desk stand and wall mounting key-way.
Supplied with 9V battery.