Description * Multi-functions, mini pocket size, 11 in 1 : 1. Air velocity/Temp., 2. Humidity/Temp., 3. Air flow, 4. dew point, 5. Wet bulb, 6. Wind chill, 7. Heat index 8. UV Light , 9. Pt 1000 ohm Temp. ( optional Probe ). 10. Barometer, 11. Altitude.   * Air velocity : 0.4 to 20.0 m/s. * Humidity/Temp. : 10 to 95 %RH. °C/°F. * Air flow : CMM, CFM. * UV Light : 0 to 20.00 mW/cm2, 2 ranges * Barometer : 10.0 to 1100 hPa. * Altitude : -2000 to 9000 m. * LCD with backlight. * Size : 120 mm x 45 mm x 20 mm. * Battery and carrying case are included.   FEATURES * 11 in 1 professional environment instruments: Barometric pressure ( Barometer ) 1. Air velocty/Temp., 2. Humidity/Temp., 3. UV Light 4. Barometer, 5. CFM, CMM, 6. Dew point, Unit Range Resolution Accuracy 7. Wet bulb, 8. Wind chill, 9. Heat index, hPa 10.0 to 999.9 0.1 hpa ± 1.5 hPa 10. Altitude, 11. Pt 1000 ohm Temp.( optional ) 1000 to 1100 1 hpa ± 2 hPa * Tiny bone shape with light weight and small size case mmHg 7.5 to 825.0 0.1 mmHg ± 1.2 mmHg design are suitable for handling with one hand. inHg 0.29 to 32.48 0.01 inHg ± 0.05 inHg * Wristlet design provides extra protection to the instrument especially for user one hand operation. UV Light * auto range * UVA light measurement * Low-friction ball bearing mounted wheel design provides high accuracy at high and low air velocity. Range Resolution Accuracy * UV sensor structure The exclusive UV photo sensor with 0 to 1999 uW/cm^2 1 uW/cm^2 ± ( 4 % FS 2 dgt ) the cosine correction filter. 2 to 20.00 mW/cm^2 0.01 mW/cm^2 FS : full scale * High precision humidity sensor with fast response time. Remark * Build in baro sensor for the atomsphere value * Calibration is executed under the UVA light & and compare with and altitude measurement precisely. the standard UVA light meter. * Optional Pt 1000 ohm Temp. probe for the prcision * UV Sensor structure : Temp. measurement. The exclusive UV photo sensor with the cosine correction filter. * Built- in microprocessor circuit assures excellent * UV sensor spectrum Band pass 290 nm to 390 nm. performance and accuracy. * Concise and compact buttons arrangement, Pt 1000 ohm Thermometer ( optional probe ) easy operation. * Memorize the maximum and minimum value with recall. Unit Range Resolution Accuracy * / detection by pressing ℃ ℉ ng button on the front panel. ℃ -10.0 to 70.0 ℃ 0.1 ℃ ± 1.2 ℃ * Hold function to freeze the current reading value. ℉ 14.0 to 158.0 ℉ 0.1 ℉ ± 2.5 ℉ GENERAL SPECIFICATIONS Ar flow Display 8 mm LCD display Measurement 1. Air velocty/Temp. Unit Range Resolution 2. Humidity/Temp. CMM 0.024 to 36000 0.001/0.01/0.1/1 3. UV Light CFM 0.847 to 1271300 0.001/0.01/0.1/1/10 (x10)/100 (x100) 4. Barometer 5. CFM, CMM 6. Dew point Dew point Temp. 7. Wet bulb 8. Wind chill Unit Range Resolution Remark 9. Heat index ℃ -25.3 to 49.0 ℃ 0.1 ℃ * Calculate from the 10. Altitude ℉ -13.5 to 120.0 ℉ 0.1 ℉ humidity/Temp. value 11. Pt 1000 ohm Temp.( optional ) Please refer to http://en.wikipedia.org/wiki/Dew_point Operating Max. 80% RH. Humidity Wet bulb Temp. Operating 0 to 50 ℃ ( 32 to 122 ℉ ) Temperature Unit Range Resolution Remark Over Input Indication of “- – – – ” ℃ -5.4 to 49.0 ℃ 0.1 ℃ * Calculate from the Display ℉ 22.2 to 120 ℉ 0.1 ℉ humidity/Temp. value Power Supply CR 2032 DC 3V battery Please refer to http://en.wikipedia.org/wiki/Wet-bulb_temperature Power Approx. DC 5 mA Consumption Heat index Weight 160g (battery included) Dimension HWD 120 x 45 x 20 mm (4.7 x 1.8 x 1.2 inch). Unit Range Resolution Accuracy Standard Instruction Manual ℃ 0 to 100.0 ℃ 0.1 ℃ ± 2.0 ℃ Accessory ℉ 32 to 212 ℉ 0.1 ℉ ± 3.6 ℉ Optional Pt 1000 ohm Temp. probe, TP-1000 Pleas refer to http://en.wikipedia.org/wiki/Heat_index Accessories Effects of the heat index (shade values) ELECTRICAL SPECIFICATION ( 23 ± 5℃ ) Celsius Fahrenheit Notes 27– 32 ℃ 80– 90 ℉ Caution : Air velocity Fatigue is possible with prolonged exposure and activity. Continuing activity could result in Unit Range Resolution Accuracy heat cramps ft/min 80 to 3937 ft/min 1 ft/min 32– 41 ℃ 90– 105 ℉ Extreme caution : m/s 0.4 to 20.0 m/s 0.1 m/s ≦ 20 m/s : ± 3% F.S. Heat cramps, and heat exhaustion are possible. km/h 1.4 to 72.0 km/h 0.1 km/h > 20 m/s : ± 4% F.S. Continuing activity could result in heat stroke MPH 0.9 to 44.7 mile/h 0.1 MPH 41– 54 ℃ 105– 130 ℉ Danger : knots 0.8 to 38.8 knots 0.1 knots Heat cramps, and heat exhaustion are likely ; Temp. 0 to 50 ℃ 0.1 ℃ heat stroke is probable with continued activity 32 to 122 ℉ 0.1 ℉ over 54 ℃ over 130 ℉ Extreme danger : Heat stroke is imminent Remark : Note : ft/min : feet per minute MPH : miles per hour Exposure to full sunshine can increase heat index values by up to m/s : meters per second knots : nautical miles per hour 8 ℃ ( 14℉ ). km/h : kilometers per hour Wind chill Humidity/Temp. Unit Range Resolution Accuracy Unit Range Resolution Accuracy ℃ -9.4 to 44.2 ℃ 0.1 ℃ ± 2.0 ℃ % RH 10 to 95 %RH 0.1 %RH < 70% RH : ℉ 15.0 to 112.0 ℉ 0.1 ℉ ± 3.6 ℉ ± 4 %RH * Wind chill value is effect only when the Temp. value < 15 ℃ and ≧70% RH : Air velocity value > 1.4 m/s. ± ( 4 %rdg 1.2 %RH) * Please refer to http://en.wikipedia.org/wiki/Wind_chill Altitude Temp. 0 to 50 ℃ 0.1 ℃ ± 1.2 ℃ Unit Range Resolution Accuracy 32 to 122 ℉ 0.1 ℉ ± 2.5 ℉ m -2000 to 9000 m 1 m ± 15 m ft -6000 to 30000 ft 1 ft ± 50 ft.