Anemometer Barometer Humidty Lutron ABH-4224 Cup

Product Details Features: Cup Anemometer, Barometer, Humidity, Temperature meter, 4 in one, professional. Anemometer unit : m/ S, Km/ h, FPM, mph, Knot. Barometer unit : hPa, mmHg, inHg. Humidity with Dew point measurement Temperature measurement with ? , ? unit. Cup vane anemometer, available for wind speed measurement, high reliability Fast response time for humidity measurement. Atmosphere measurement with high accuracy Two display can select the six mode ( function ) : Humidity/ Temp., Humidity/ Dew point, Anemometer/ Temp., Barometer/ Temp. Barometer/ Humidity, Barometer/ Anemometer, Bright LCD display Microprocessor circuit ensures high accuracy and provides special functions and features. Records Maximum and Minimum readings with recall Auto power off saves battery life. Operates from DC 1.5V ( UM4/ AAA ) x 4 PCs batteries. Low-friction ball vane wheels is accurate in both high and low velocities. Durable, long-lasting components, enclosed in strong, compact ABS-plastic housing. Specifications: Display LCD size : 28 mm x 19 mm. Anemometer Unit : m/ S ( meters per second) ; Km/ h ( kilometers per hour ) ; FPM ( feet per minute ) ; mph ( miles per hour ) ; Knot ( nautical miles per hour ) . Temperature Unit: ? , ? Barometer Unit : hPa, mmHg, inHg. Humidity unit: % RH Dew point: ? , ? Circuit: Custom one-chip of microprocessor LSI circuit Sensor structure: Anemometer: Cup van probe with low friction ball bearing design; Barometer: Semiconductor; Humidity: Capacitance humidity sensor, semiconductor; Temperature: Semiconductor Data Hold: Freeze the display reading. Memory Recall: Maximum & Minimum value Sampling Time: Approx. 1 second. Power off: Auto shut off saves battery life or manual off ( REC function ) . Operating temperatur: 0 to 50 ? . Operating humidity: Less than 80% R.H. Power Supply: DC 1.5 V battery ( UM4/ AAA ) x 4 PCs, Power Current: Approx. DC 5.2 mA Weight: 182 g/ 0.4 LB