*Temperature range: -50°C ~ + 110°C
*Usage temperature: -10°C ~ +50°C
*Usage humidity:5% ~ 80%
*Accuracy: ±1°C
*Distinguishing temperature: 0.1°C
*Unit dimensions: 48*28*15mm
*LCD Dimension:46.5*27mm
*Power: 2 x 1.5v LR44 button cell batteries ( included )