This is a Wireless Datalogger kit, which has a wireless temperature datalogger and a reciever
these are both main powered with EU plug, but UK adaptors are included in the kit.
You can have 1 receiver per site and upto 100 loggers around a site. 90 meters range of the other loggers and 1 must be within 9 0 meter range of the reciever.
Wireless DataLogger Information (PDF file) Click to download
ZW-001 data node - Single-channel Temperature
Buffer memory: approx. 5k measurements
Sample rate: 1 min to 18 hrs
Transmission rate: 2 min and greater
Power options: AC power adapter
Measurement range: Temp: -20 to 70°C (-4 to 158°F) when line powered, -20 to 50°C (-4 to 122°F) when battery powered.
Accuracy: Temp: ±0.54°C typical over 0 to 50°C (±0.97° F over 32 to 122°F) when line powered, ±0.21°C over 0 to 50°C (±0.38°F over 32 to 122°F) when battery powered.
Operating Range: Temp: -20 to 50°C (-4 to 122°F) when battery powered, -20 to 70°C (-4 to 158°F) when line powered., RH: 5%-95% non-condensing
Resolution: Temp: 0.02° C @ 25° C (0.04° F @ 77° F)
Response Time: Temp: 5 min. in air moving 1 m/sec (3.3 ft/sec)
Range: Approx. 90m (280ft.) depending on obstructions or interference
Weight: 138g (4.87 oz)
Dimensions: 96.5 x 108 x 28mm (3.8 x 4.25 x 1.1 in)
Radio Power: 1.6 mW (2 dBm)
Wireless data Standard: IEEE802.15.4 2.4 GHz band
The reciever then plugs into a PC for the data.