Wireless data logger, 1 channel each for temperature and humidity (external), Ondotori RTR500B series, child unit RTR503BL, 1 unit

The wireless communication distance between the parent unit and child unit is approximately 150m in a straight line with good visibility. Measurement channels: 1 channel each for temperature and humidity (external) Size (mm) (excluding protrusions): 47 x 46.5 x 62 (large capacity battery) - Weight(g):65 Measurement range: Temperature (℃) / 0 to 55, Humidity (% RH) / 10 to 95 Memory capacity: 8000 x 2 Waterproof: IP67* Communication method: Bluetooth/wireless Power supply: 1 x lithium battery (included) Accessories: Temperature and humidity sensor (TR-3310) *The temperature sensor and input module are not waterproof.