---
product_id: 678421621
title: "Extech 445703 Big Digit Indoor Humidity & Temperature Meter, Digital Hygrometer Thermometer with Min/Max & Alarm for Home, Office, Greenhouse | 10-99%RH, 14-140F, 1in big-digit LCD, +/-5%RH, MIN/MAX reset, tilt stand, wall mount bracket"
brand: "extech"
price: "16433 som"
currency: KGS
in_stock: true
category: "Extech"
url: https://www.desertcart.kg/products/678421621-extech-445703-big-digit-indoor-humidity-and-temperature-meter-digital
store_origin: KG
region: Kyrgyzstan
---

# 10-99% Humidity Accuracy ±5%RH 1in Big Digit LCD 14-140°F Temp Range Extech 445703 Big Digit Indoor Humidity & Temperature Meter, Digital Hygrometer Thermometer with Min/Max & Alarm for Home, Office, Greenhouse | 10-99%RH, 14-140F, 1in big-digit LCD, +/-5%RH, MIN/MAX reset, tilt stand, wall mount bracket

**Brand:** extech
**Price:** 16433 som
**Availability:** ✅ In Stock

## Summary

> 📈 Elevate your space with precision you can see and feel!

## Quick Answers

- **What is this?** Extech 445703 Big Digit Indoor Humidity & Temperature Meter, Digital Hygrometer Thermometer with Min/Max & Alarm for Home, Office, Greenhouse | 10-99%RH, 14-140F, 1in big-digit LCD, +/-5%RH, MIN/MAX reset, tilt stand, wall mount bracket by extech
- **How much does it cost?** 16433 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/678421621-extech-445703-big-digit-indoor-humidity-and-temperature-meter-digital)

## Best For

- extech enthusiasts

## Why This Product

- Trusted extech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual Display Power:** Simultaneously track humidity and temperature to optimize your environment effortlessly.
- • **Crystal Clear Readings:** 1-inch oversized digits for instant visibility—no squinting required.
- • **Precision You Can Trust:** Accurate within ±5% RH and ±1.8°F, ensuring reliable data for your home or office.
- • **Versatile Mounting Options:** Includes tilt stand and wall bracket—perfectly adaptable to any space or style.
- • **Stay Alert with Min/Max Alarm:** Monitor fluctuations with min/max reset and alarm functions to never miss critical changes.

## Overview

The Extech 445703 Big Digit Indoor Humidity & Temperature Meter features a large 1-inch digit LCD for easy reading, measuring humidity from 10-99% RH and temperature from 14-140°F with ±5% RH and ±1.8°F accuracy. Designed for home, office, or greenhouse use, it includes min/max tracking with alarm, a tilt stand, and wall mount bracket, powered by a single AAA battery for convenient, reliable monitoring.

## Description

Product Description This Big Digit Hygro-Thermometer has 1 in. digits on a super large LCD. It simultaneously displays humidity from 10 to 99% and temperature from 14 to 140°F or -10 to 60°C. Accuracy is ±5%RH and ±1.8°F/±1°C. Maximum/minimum with reset function. Complete with stand, wall mounting bracket and 1 AAA battery. From the Manufacturer Big Digit Hygro-Thermometer measures Humidity from 10 to 99%RH and Temperature from 14 to 140 degrees F (-10 to 60 degrees C). It features a dual display with 1 inch digits and a Min/Max with reset function. Comes complete with stand, wall mounting bracket, and one AAA battery.

## Features

- Three axis (X, Y, Z) electromagnetic field measurement (30Hz to 300Hz)
- Humidity: 10 to 99 percentRH
- Ideal for EMF measurements around power lines, electrical appliances and industrial devices
- Wide measuring ranges (3 ranges of µTesla or mGauss)
- Big digit LCD display, Data hold

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00069ECFY |
| Battery Description | AAA |
| Best Sellers Rank | #61,691 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #24 in Lab Digital Thermometers |
| Brand Name | Extech |
| Color | Gray,Green |
| Customer Reviews | 4.4 4.4 out of 5 stars (311) |
| Global Trade Identification Number | 00793950445730 |
| Included Components | Stand, Wall mounting bracket and 1 AAA Battery |
| Item Dimensions W x H | 3.9"W x 4.3"H |
| Item Length | 1 Inches |
| Item Type Name | Big Digit Digital Hygrometer Indoor Thermometer Humidity Monitor with Temperature Humidity Gauge |
| Item Weight | 0.02 Kilograms |
| LowerTemperature Range | 14 Degrees Fahrenheit |
| Manufacturer | Extech |
| Model | 445703 |
| Mounting Type | Wall Mount |
| Operating Humidity | 99 percent |
| Part Number | 445703 |
| Temperature Accuracy | ±1°C |
| Temperature Reading Accuracy | plus_minus_5_degrees_fahrenheit |
| UPC | 733353790228 756635763956 793950445730 785533635805 |
| Unit Count | 1.0 Count |
| Upper Temperature Range | 140 Degrees Fahrenheit |
| Voltage | 1.5 Volts (DC) |
| Warranty Description | 1 Year |

## Product Details

- **Battery Description:** AAA
- **Brand:** Extech
- **Color:** Gray,Green
- **Item Weight:** 0.02 Kilograms
- **Product Dimensions:** 3.9"W x 4.3"H

## Images

![Extech 445703 Big Digit Indoor Humidity & Temperature Meter, Digital Hygrometer Thermometer with Min/Max & Alarm for Home, Office, Greenhouse | 10-99%RH, 14-140F, 1in big-digit LCD, +/-5%RH, MIN/MAX reset, tilt stand, wall mount bracket - Image 1](https://m.media-amazon.com/images/I/61wrUv+oGRL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Frequently Bought Together

- Extech 445703 Digit Thermometer
- Extech 445580 Humidity and Temperature Pen Sized Meter with Pocket Clip

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**Shop now:** [https://www.desertcart.kg/products/678421621-extech-445703-big-digit-indoor-humidity-and-temperature-meter-digital](https://www.desertcart.kg/products/678421621-extech-445703-big-digit-indoor-humidity-and-temperature-meter-digital)

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*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-07-22*