Portable High Precision Digital Hygrometer Thermometer, High-Precision Indoor Temperature Hygrometer with Backlight

Resolution:0.1°c/0.1%RH;Humidity & temperature measurementTemperature Range: -10 to 50°c,-14° to 122°F (±0.5°c)Humidity Range: 5%RH to 98%RH(±3%RH)°C / °FselectionLCD backlight displayLow battery displayAuto power offPower supply: 9V battery(no included)Direction To Use1. the battery door to insert 9V battery (006/NEDA1604/IEC6F22).2. Turn on: Press on ON/OFF key for 1second and get ready for after full display on LCD.3. Turn off: Press on ON/OFF key for 3 seconds and release the key after on display on LCD.4. Backlight: After turning on and press the ON/OFF key again to activate backlight and the backlight will be inactivated if there is no further of the key for 30 seconds.5. Unit shift between °c/°F: As in turning off press the MAX/MIN key then rurn the unit off and release all the keys after all display on LCD and then °c/°Funit shift functions.Specification:Size :152*52*33mmNet weight:97gWeight:107gPackage Included:1 x humidity temperature meterNote:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.