*4 in 1 professional measuring instrument: Anemometer, Hygrometer, Themometer, and Light meter. *Tiny bone shape with lightweight and small size case design are suitable for handling with one hand. *Wristlet design provides extra protection to the instrument especially for user one and operation. *Low-friction ball bearing mounted wheel design provides high accuracy at high and low air velocity. *Exclusive photo diode and color correction filter light sensor, spectrum meets C.I.E. photopic. *High precision humidity sensor with fast response time. *Standard type K (NiCr-NIAI) thermocouple input jack suitable for all kinds of type K probe. *Built-in microprocessor circuit assures excellent performance and accuracy. *Concise and compact buttons arrangement, easy operation. *Memorize the maximum and minimum value with recall. *C/T detection by pressing button on the front panel. *Lux/Feet-candle selection by pressing button on the front panel. *Air velocity measuring units selection by pressing button on the front panel for five kinds of units. *Multi channel display for relative humidity and temperature measured values or air velocity and temperature measured values at the same time. *Zero button design makes light meter calibration. *Hold function to freeze the current reading value.      

        Technical Parameters  

                                                     Display        

                                  8 mm LCD display        

                                              Measurement        

                                  Anemometer, Humidity, Temperature. Light        

                                              Operating Humidity        

                                  Max 80% RH        

                                    Operating Temperature       

                                  0-50°C(32-122°F)        

                                              Over Input Display        

                                  Indication of "......."        

                                              Power Supply        

                                  006P DC 9V battery(Heavy duty type)        

                                              Power Consumption        

                                  Approx. DC. 6.2 mA        

                                              Weight        

                                  160g(battery included)        

                                              Dimension        

                                  HWD 156*60*33mm(6.14*2.36*1.29 inch)        

                                              Standard Accessory        

                                  Instruction Manual        

                                              Optional Accessories        

                                  Carrying case. Temperature probe(Please refer to page 9)