--- product_id: 425272324 title: "GAIN EXPRESS Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with Automatic Calibration Function for Fish Tank Hydroponics Aquaculture Laboratory" brand: "gain express" price: "SAR 184" currency: SAR in_stock: true reviews_count: 5 category: "Gain Express" url: https://www.desertcart.com.sa/products/425272324-gain-express-digital-combo-ph-and-temperature-meter-aquarium-thermometer store_origin: SA region: Saudi Arabia --- # ±0.1 pH accuracy 3-month battery life ATC temp compensation GAIN EXPRESS Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with Automatic Calibration Function for Fish Tank Hydroponics Aquaculture Laboratory **Brand:** gain express **Price:** SAR 184 **Availability:** ✅ In Stock ## Summary > 🌿 Stay ahead of the curve with precision pH & temp monitoring — because your ecosystem deserves the best! ## Quick Answers - **What is this?** GAIN EXPRESS Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with Automatic Calibration Function for Fish Tank Hydroponics Aquaculture Laboratory by gain express - **How much does it cost?** SAR 184 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/425272324-gain-express-digital-combo-ph-and-temperature-meter-aquarium-thermometer) ## Best For - gain express enthusiasts ## Why This Product - Trusted gain express brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Calibration Made Effortless:** One-touch, 3-point automatic calibration with buffer recognition eliminates guesswork and errors. - • **Long-Lasting, Low-Maintenance:** Energy-saving mode and 4 AA batteries deliver up to 3 months of uninterrupted performance. - • **Smart Screen, Anytime, Anywhere:** Large LCD with green backlight ensures effortless monitoring even in low-light environments. - • **Precision that Powers Your Passion:** Ultra-accurate ±0.1 pH and ±0.5°C readings keep your aquatic or hydroponic setup perfectly balanced. - • **Temperature-Compensated Confidence:** Automatic Temperature Compensation (ATC) guarantees reliable pH readings regardless of water temperature fluctuations. ## Overview The GAIN EXPRESS Digital Combo pH & Temperature Meter is a professional-grade tool designed for accurate monitoring of pH levels and temperature in aquariums, hydroponics, and laboratories. Featuring a large backlit LCD, automatic temperature compensation, and a user-friendly 3-point calibration system, it ensures precise readings with minimal effort. Powered by 4 AA batteries with a 3-month lifespan and equipped with a replaceable pH probe, this compact device combines reliability and convenience for serious enthusiasts and professionals alike. ## Description This new device is designed to accurately monitor the pH and Temperature of your fish tank. It comes with a temperature probe and a pH probe. The temperature probe is permanently fitted to the Meter,whereas the pH probe is replaceable.It is equipped with Automatic Temperature Compensation (ATC), so temperature change can't affect on pH level measurementFeatures:Large LCD display with smart backlight designCompact size with ATC functionReplaceable BNC pH ElectrodeAccurate pH and Temperature readingLow battery indicatorSwitchable °C/°F temperature unitBattery operated with power saving modeUp to three points PH calibrationOne touch button for calibrationFactory Pre-calibratedSpecifications:pH Measurement Range: 0.0~14.0pHAccuracy: ±0.1Resolution: 0.01Temperature Measurement Range: -5.0~60.0°C (23~140°F)Accuracy: ±0.5°CResolution: 0.1LCD Size: 26 x 44mmBacklight: Green backlightpH Calibration: pH 4.01 / pH 7.0 / pH 10.01 three points auto calibrationOperating Environment: 0~50°C; 80% RHStorage Environment: -10~50°C; 90% RHDimension: 90 x 63 x 31mmBattery: 4 x AA Alkaline BatterySet Includes:1 x pH &Temperature monitor with built-in Temp Probe1 x Replaceable pH Probe4 x AA Alkaline Battery3 x Calibration Buffer Powder (pH 7.0 / pH 4.01 / pH 10.01)2 x Wall mount hanger and nylon screwEnglish Operation ManualStandard Factory Packaging Review: Reliability and simplicity - Good purchase i like it simple and use full Review: pH-mètre - Conforme à mes besoins ## Features - FEATURES: Large screen monitor with smart backlight which allows you to read easily even in dark sorroundings. pH and Temperature display with low battery indicator and the unit operates power saving mode. - Multi-points Calibration: Up to 3 Points PH calibration (pH 7.0 / pH 4.01 / pH 10.01). It has advance one touch calibration function with automatic buffer recognition to avoid errors. - ATC (Automatic Temperature Compensation): The monitor has ATC function so it will decrease the error of PH readings caused by the fluctuation of water temperature. - HIGHLY ACCURATE MEASUREMENT: It has separate probe. When taking a measurement, simply place your probes into the solution and and then the accurate readings will be displayed on screen. - POWER SOURCE: The monitor is operated with 4 x AA Alkaline Battery. It will go into power saving mode after around 5 minutes. In this way, it can provide battery life time for at least 3 months. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08RYJ48X8 | | Additional Features | High Accuracy, Low Battery Indicator | | Age Range Description | Adult | | Age range (description) | Adult | | Battery Life | 3 months | | Brand | GAIN EXPRESS | | Brand Name | GAIN EXPRESS | | Color | pH&Temp Monitor(Upgraded) | | Colour | pH&Temp Monitor(Upgraded) | | Customer Reviews | 4.1 out of 5 stars 486 Reviews | | Display Type | LCD | | Included Components | Battery | | Included components | Battery | | Indoor Outdoor Usage | Indoor | | Item Length | 9 Centimeters | | Manufacturer | Gain Express Holdings Ltd | | Model | PHM-295 | | Model Name | PHM-295 | | Number of Batteries | 4 AA batteries required. | | Outer Material | Plastic | | Outer material | Plastic | | Part Number | PHM-295 | | Power Source | Battery Powered | | Product Care Instructions | Wipe Clean | | Resolution | 0.1 degree fahrenheit | | Response Time | 5 minutes | | Reusability | Reusable | | Special features | High Accuracy, Low Battery Indicator | | Specification Met | View manual | | Style Name | Contemporary | | UPC | 600316551403 713072686217 | | Unit Count | 1 Count | | Upper Temperature Range | 60 Degrees Celsius | ## Product Details - **Brand:** GAIN EXPRESS - **Special features:** High Accuracy, Low Battery Indicator - **Colour:** pH&Temp Monitor(Upgraded) - **Age range (description):** Adult - **Included components:** Battery ## Images ![GAIN EXPRESS Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with Automatic Calibration Function for Fish Tank Hydroponics Aquaculture Laboratory - Image 1](https://m.media-amazon.com/images/I/61OwPb6zhYL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Reliability and simplicity *by I***N on 12 August 2026* Good purchase i like it simple and use full ### ⭐⭐⭐⭐⭐ pH-mètre *by L***. on 2 July 2025* Conforme à mes besoins ### ⭐⭐⭐⭐⭐ Cumple bien *by J***O on 4 November 2025* Funciona perfectamente ## Frequently Bought Together - Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with Automatic Calibration Function for Fish Tank Hydroponics Aquaculture Laboratory - General Hydroponics pH Control Kit For A Balanced Nutrient Solution --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.sa/products/425272324-gain-express-digital-combo-ph-and-temperature-meter-aquarium-thermometer](https://www.desertcart.com.sa/products/425272324-gain-express-digital-combo-ph-and-temperature-meter-aquarium-thermometer) --- *Product available on Desertcart Saudi Arabia* *Store origin: SA* *Last updated: 2026-09-20*