Description Thermoworks Superfast Thermapen - When you need a termperature reading and you need it fast who are you gunna call? Sadly, Ghostbusters are of no help to us here, unless your barbecue is haunted, which is whole different situation all together. But in all seriousness, this temperature pen from Thermoworks is a beauty of a tool able to get a reading within 3 seconds. This probe is quick and accurate with a variance of +/-0.7 degrees Fahrenheit (+/-0.4 degrees Celsius). Along with this the battery life on these pens is a whopping 1,500 hours, featuring an automatic on/off feature. Hand made in England these pens have a two year warranty with them as well.