--- product_id: 642490175 title: "Hanna HI772 Checker Saltwater Aquarium Alkalinity Colorimeter Checker Tester" brand: "wlr industries" price: "¥25938" currency: JPY in_stock: true category: "Wlr Industries" url: https://www.desertcart.jp/products/642490175-hanna-hi772-checker-saltwater-aquarium-alkalinity-colorimeter-checker-tester store_origin: JP region: Japan --- # Fast, digital readout ±0.1 dKH accuracy Compact & portable design Hanna HI772 Checker Saltwater Aquarium Alkalinity Colorimeter Checker Tester **Brand:** wlr industries **Price:** ¥25938 **Availability:** ✅ In Stock ## Summary > 🌊 Master your reef’s chemistry with pinpoint precision! ## Quick Answers - **What is this?** Hanna HI772 Checker Saltwater Aquarium Alkalinity Colorimeter Checker Tester by wlr industries - **How much does it cost?** ¥25938 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/642490175-hanna-hi772-checker-saltwater-aquarium-alkalinity-colorimeter-checker-tester) ## Best For - wlr industries enthusiasts ## Why This Product - Trusted wlr industries brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **On-the-Go Testing:** Sleek, handheld design fits perfectly in your toolkit for quick checks anywhere, anytime. - • **Instant Digital Results:** Skip the guesswork with fast, clear numerical readouts that empower smarter, faster decisions. - • **Precision You Can Trust:** Get exact alkalinity readings with ±0.1 dKH accuracy—no more guesswork or color matching. - • **User-Friendly Interface:** Intuitive one-button operation means hassle-free testing, even for busy pros. - • **Marine-Grade Reliability:** Specifically engineered for saltwater aquariums and reef environments to protect your coral investments. ## Overview The Hanna HI772 Checker is a portable, handheld colorimeter designed for precise alkalinity measurement in saltwater aquariums. Offering ±0.1 dKH accuracy, it delivers fast, reliable digital results that eliminate the guesswork of traditional test kits. Its compact design and simple one-button operation make it ideal for marine biologists and reef hobbyists who demand professional-grade data to maintain optimal coral health. ## Description HI772 Hanna checker for testing in saltwater applications. The HI772 (Handheld Colorimeter) provides a simple, accurate, and cost-effective way to measure alkalinity in degrees of carbonate hardness, commonly abbreviated as dKH. Critical to marine environments, alkalinity not only provides the carbonate ion required for calcium carbonate skeletal regeneration of coral reefs, but it also acts as a pH buffer against large changes in acidity. Designed as a more accurate alternative to chemical test kits, the HI772 provides quick, accurate results in a few easy steps. ## Features - Hanna Checker HI772 - Alk Checker Tester is designed for direct measurement of Alkalinity - Compact Design: With its compact and portable design, this meter is perfect for on-the-go testing in various applications. - MULTI USE - Ideal for aquariums and marine biology applications. - Our portable handheld colorimeter goes where you go. - Easy Operation: Features a user-friendly interface with simple button operation, making it easy to navigate and take measurements. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D7K2B7RW | | ASIN | B0D7K2B7RW | | Age Range Description | Adult | | Best Sellers Rank | #126,967 in Pet Supplies ( See Top 100 in Pet Supplies ) #196 in Aquarium Test Kits | | Brand Name | WLR Industries | | Color | White | | Customer Reviews | 4.8 4.8 out of 5 stars (156) | | Date First Available | May 24, 2024 | | Date First Available | May 24, 2024 | | Directions | Adults 18 years old or older | | Included Components | cuvettes, reagent starter kit, battery, instructions, quick start guide. | | Item Package Dimensions L x W x H | 7.6 x 4.92 x 2.64 inches | | Item Weight | 12.3 ounces | | Item model number | w772 | | Item model number | w772 | | Manufacturer | WLR Industries | | Manufacturer | WLR Industries | | Model Name | Hanna Alkalinity Checker | | Number of Items | 1 | | Package Dimensions | 7.6 x 4.92 x 2.64 inches; 12.31 ounces | | Specific Uses for Product | Water Aquarium checker tester | | Target Audience Keyword | fish | | Warranty Description | 1 year manufacturer warranty | ## Images ![Hanna HI772 Checker Saltwater Aquarium Alkalinity Colorimeter Checker Tester - Image 1](https://m.media-amazon.com/images/I/61q5P96nHEL.jpg) ## Frequently Bought Together - WLR Industries Hanna HI772 checker Saltwater Aquarium Alkalinity Colorimeter Checker Tester - WLR Industries Hanna HI774 Phosphate Ultra Low Range Colorimeter for Marine and Saltwater appllications Phosphate checker --- ## 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.jp/products/642490175-hanna-hi772-checker-saltwater-aquarium-alkalinity-colorimeter-checker-tester](https://www.desertcart.jp/products/642490175-hanna-hi772-checker-saltwater-aquarium-alkalinity-colorimeter-checker-tester) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-06*