Wireless temperature detector, with humidity sensor.
Temperature range -10 to plus 55 degrees, stand-alone, and -35 to plus 99 degrees Celsius for the probe.
Display size 2.7 inch. Wireless range 1200 metres. Battery power: 2x AAA battery, mini penlite. Battery life: Average of 2 years. Size 6,2cm x 6,2cm x 1,8cm. Weight: 74 grams.