Protection grade: IP64 (excluding AC power supply specifications) JCSS calibration possible Measurement temperature range (℃): -40 to 80 Temperature minimum display (℃): 0.1 Power supply (V): 2 x alkaline AA batteries (included) Lead length (m): Approximately 1 Power supply: 2 x alkaline AA batteries (包括) 测量项目:温度,湿度