เครื่องวัดอุณหภูมิ ความชื้น AR807

Humidity & Temperature Meter

Description

*Temperature range: -20~70º C (-4~158º F)
*Humidity range: 20%RH~90%RH
*Large LCD dual display with backlight
*Display in Celsius or Fahrenheit
*Clock alarm & Calendar function
*Low battery indication
*Auto/Manual power off

Specifications 

*Temperature range -40~70ºC (-40~158ºF)
*Humidity range 20%RH~90%RH
*Accuracy of temperature ±1ºC (1.8ºF)
*Accuracy of humidity ±5% RH
*Resolustion 1%RH, 0.1ºC/ºF
*Sampling rate 2times/sec
*Power 2*AAA 1.5V battery