Anemometer Av 45-t

We are offering anemometer av 45-t.
*measuring items: air velocity & air temperature
*measuring range:
----air velocity: 0~45 ms, 0~140 kmhr, 0~8800 ftmin, 0~88knots, 0~100 mph (accuracy: ± 3%)
----air temperature: 0~45ºc, 32~113ºf (accuracy± 2ºc)
*resolution: 0.2ºc, 0.1ms
*unit of velocity: ms, ftmin, knots, kmhr, mph
*ºcºf selection
*backlight display
*maxmin reading (air velocity)
*averagecurrent reading (air velocity)
*data hold
*low battery indication
*manualauto power shut off (in 14minutes without any operation）
*packing method: pp box + gift box
*power supply: 9v battery *1pcs
*dimension:
----main unit: 145*72*35mm
----vane: 172*65*29mm
*weight: 275g (including battery)