Compunurse advanced led thermal monitor the computer nurse advanced with led backlight monitors device. Just place the sensor in the location you want to monitor. The displayed alarm temperature can be set to fahrenheit or celsius. Has settable alarm with backlit blue color that changes when desired temperature is exceeded. Model # cto316e-bl .Specifications: dimensions: 72 x 34 x 16.2 Mm. Range: 0 °c to 90 °c (32 °f to 194 °f). Resolution: 0.1 °C (0.1 °F). Accuracy: +/-1 °c / +/-2 °f. Sampling rate:1 seconds. Sensor probe: 2m length black wire with 103jt thermistor .External power: 5v. Power on/off key .°C / °f key select record key for max and min temperature display. Reset key (overlay memory). Alarm setting with temp overrun alarm. Overrun alarm. Color: white base with black wire. Reset key. Led backlight - normal is blue color. When temp over alarm setting temp backlight will change to purple.