--- product_id: 801956640 title: "5 in 1 TDS/EC/PH/Salinity/Temperature Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums AEZ-9909" brand: "rcyago" price: "₱3144" currency: PHP in_stock: true reviews_count: 1 url: https://www.desertcart.ph/products/801956640-5-in-1-tds-ec-ph-salinity-temperature-meter-digital store_origin: PH region: Philippines --- # 5-in-1 water quality metrics Auto power-off saves battery Wide temperature range 0-80°C 5 in 1 TDS/EC/PH/Salinity/Temperature Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums AEZ-9909 **Brand:** rcyago **Price:** ₱3144 **Availability:** ✅ In Stock ## Summary > 💧 Master your water quality game with precision and ease! ## Quick Answers - **What is this?** 5 in 1 TDS/EC/PH/Salinity/Temperature Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums AEZ-9909 by rcyago - **How much does it cost?** ₱3144 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/801956640-5-in-1-tds-ec-ph-salinity-temperature-meter-digital) ## Best For - rcyago enthusiasts ## Why This Product - Trusted rcyago brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **All-in-One Precision:** Combine TDS, EC, pH, salinity & temperature in one sleek device for total water insight. - • **Portable & Waterproof:** IP67-rated rugged design lets you test pools, aquariums, and tap water anywhere, anytime. - • **Smart Auto Calibration:** 3-point automatic pH calibration with temperature compensation ensures reliable, hassle-free accuracy. - • **Dual Salinity Detection:** Measure both edible salt and seawater salinity with specialized ranges for ultimate versatility. - • **Energy Efficient Display:** Large, clear LCD with 4-digit readout plus auto power-off to maximize battery life on the go. ## Overview The AEZ-9909 5-in-1 Digital Water Quality Monitor is a compact, battery-powered device that measures TDS, EC, pH, salinity (both edible and seawater), and temperature. Featuring a wide measurement range, IP67 waterproof rating, and smart 3-point auto calibration, it delivers reliable, on-the-spot water analysis for pools, aquariums, drinking water, and more—perfect for professionals and enthusiasts who demand accuracy and convenience. ## Description Product name: 5 in1 TDS EC meter PH meterColor: BlueTDS measurement range: 0 to 1000ppmEC measurement range: 0 to 10000μS / cmPH measurement range: 0.01-14.00pHSalinometer measurement range: 0.00-25.00%Seawater salinity meter measuring range: 10.1-200.0pptUsable temperature: 0-80 ° C (cannot be used for boiling water)Fahrenheit: 32-176 ℉Battery used: CR2032 button battery x 1Size: 152mm (H) × 29mm (W) × 14mm (D)Weight: about 55g[Water quality measurement / PH measurement / TDS measurement / sugar content measurement]① Remove protective cover and switch on② If you want to use EC / PH / TDS / sugar meter mode, press “Switch and MODE / CAL” button to switch modes③ Soak the titanium probe in water④ Gently stir the water quality meter to eliminate bubbles attached to the probe⑤ Press the “HOLD” button in about 10 seconds to lock the stable value, lift the measuring instrument, and read the measured value⑥Press the switch-off button and wipe the probe.[3-point automatic calibration]"3-point automatic calibration" with automatic temperature compensation. Immerse the electrode in PH (9.18, 6.86, 4.00) standard solution and press the CAL button to calibrate automatically. It is more convenient and saves time than conventional manual PH meters. Review: NA - The quality is good I have 2 devices of the same brand and readings are showing different numbers which is confusing! Not sure if I can count on the reading or not ## Features - [5-in-1 water quality meter] TDS, PH, salinity meter, EC meter and temperature measurement are integrated. TDS measurement range: 0-1000ppm, EC measurement range: 0-10000US / cm, PH measurement range: 0.01-14.00pH, salinometer measurement range: 0.00-25.00%, temperature conversion function. - [Two salinity meters] This product can detect the salinity of edible salt. At the same time, it can detect the salinity of seawater. Food salinity measuring range: 0.00-25.00%, seawater salinity measuring range: 10.1-200.0ppt. - [Multipurpose test]: Portable TDS meters can be carried anywhere to measure water quality such as tap water, RO system water, aquarium, seawater, pool water. - [Automatic power-off function & large screen display] The automatic power-off function turns off the power after 5 minutes without any operation to save power. Employs a fully transparent liquid crystal (LCD) to display 4-digit values ​​and the corresponding physical quantity units. - [Waterproof rating IP67] IP67 is an international waterproof and dustproof certification. Protection against dust intrusion, short-time immersion. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0829QDCQM | | Batteries | 1 Lithium Ion batteries required. (included) | | Best Sellers Rank | #73,251 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #331 in Multi Testers | | Customer Reviews | 4.4 4.4 out of 5 stars (3) | | Date First Available | 20 December 2019 | | Item Weight | 136 g | | Item model number | EZ-9909A | | Package Dimensions | 23.7 x 17.7 x 5.21 cm; 136.08 g | | Power Source | Battery Powered | ## Images ![5 in 1 TDS/EC/PH/Salinity/Temperature Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums AEZ-9909 - Image 1](https://m.media-amazon.com/images/I/61NZ3sVmPWL.jpg) ## Customer Reviews ### ⭐⭐⭐ NA *by M***L on 20 June 2020* The quality is good I have 2 devices of the same brand and readings are showing different numbers which is confusing! Not sure if I can count on the reading or not ## Frequently Bought Together - RCYAGO 5 in 1 TDS/EC/PH/Salinity/Temperature Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums AEZ-9909 - General Hydroponics pH Control Kit for Testing --- ## 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.ph/products/801956640-5-in-1-tds-ec-ph-salinity-temperature-meter-digital](https://www.desertcart.ph/products/801956640-5-in-1-tds-ec-ph-salinity-temperature-meter-digital) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-05-24*