HVAC Air Conditioning Service tools/parts at factory direct prices, for the professionals & the amateurs.
shop with www.viot.us, you get Black Friday/Cyber Monday every day, year round!

>>Click Category List...


VPD12a  VPD6  VPD2 

VPDS6  VPDS12  Parts

OIlLESS Pumps:

WVP5  WVP4  WVP12 

WVS5  All  Parts 

Manifold Gauge Sets:

GMV2  GMV4  GM410a

410V4  GMadQT    More..

HVAC Tool Kits/Sets:

Kit9   Kit8   Kit7

Kit6  Kit5  Other

Clamp Meter/Multimeters:

C11   M9   C9   C7

CT5  C10  CT9  List

Leak Detectors:

HD2  HLD9    HLD7 

CD6S  Sensors Other

Milker Supplies:

For Cow:  Goat: 

  Pumps More... 

Vacuum Bagging Supply:

Kits:  Parts: 

  Pumps More... 

Adapters & Valves:

  CT23p   CV22Set   QT

Tap1  Tee Other

Plumbing/Tubing Tools:

Cutters  Benders 

Cutter3 Cutter4 Other

 Recovery Units:

RU520 RU250 More..

 Charging Scales:

DRS09  DRS10  Other



IRT   BT3   Other

Manometer/Vacuum Gauge:

GM15   GM35  VG 

Oil/Flush Injectors:

BA3   OI2q   OI1  

  Tap2  Fin Comb more..

Valves Tools:

VT2  VT1  CT122

CT123  Access  More..

Motor Run Capacitors:

CapSet Cap30 Cap50L

Cap5  Cap45A5  More...


CT9  T6  T7

Thermostat  Other

Still Looking? Do a

PayPal/Credit cards

Model: MT3
Item Title:Digital Thermometer LCD Display with 10 External Sensor, In-door Hygrometer, Max Min Memories MT3 for home or office use
S&H: $3.95, Continental USA, S&H varies to other areas and countries.

Checkout: Credit Card or PayPal Account:

      FAQ of this Product                     Manual/Instruction

Click picture to switch picture.

Features: MT3

Digital Hygrometer Thermometer LCD Display with Sensor:

USEFUL FOR: Showing temperature and relative humidity at any office or living space and our-door(or where you place the external sensor).


  • Clear LCD display
  • Display of humidity and temperature
  • 2 temperatures for 2 locations, and indoor humidity.
  • Internal memory for max and min temperature and humidity.
  • Automatically detect battery voltage volume
  • Switch between C and F for temperature.
  • External temperature sensor with 60-inch insulated wire.
  • One button for display mode
  • Free standing or wall mount.
Technical Parameters:
  • Temperature range: indoor: -30℃~+50 °C; (-22~122 °F); Out door: -50 ~+70 °C;(-58~158 °F;).
  • External NTC sensor on 10 ft wire.
  • Humidity: 30% to 90%
  • Accuracy: +/- 1 °C; or 1% RH.
  • Resolution: 0.1;
  • Power Supply: one common button battery (size LT44), included;
  • Operating Ambient Temp: -5 to 50 °C;
  • Physical Size: 1034415mm;
  • Display Size: 3524mm.

      FAQ of this Product                     Manual/Instruction




More Products are added and Promotional sales requently, please come back and check with VIOT.US often, please!

Copyright ©2005 -- 2017