--- product_id: 68924496 title: "Battery tester B2 Black" brand: "dlyfull" price: "1097182₫" currency: VND in_stock: true category: "Dlyfull" url: https://www.desertcart.vn/products/68924496-battery-tester-b2-black store_origin: VN region: Vietnam --- # Instant voltage status in seconds Crisp LCD shows battery health Tests AA to 9V & button cells Battery tester B2 Black **Brand:** dlyfull **Price:** 1097182₫ **Availability:** ✅ In Stock ## Summary > 🔋 Don’t get caught powerless—test smarter, live charged! ## Quick Answers - **What is this?** Battery tester B2 Black by dlyfull - **How much does it cost?** 1097182₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/68924496-battery-tester-b2-black) ## Best For - dlyfull enthusiasts ## Why This Product - Trusted dlyfull brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Clear LCD Display:** Instantly decode battery health with a glance. - • **Rapid Health Check:** Know your battery’s status in seconds—no guesswork. - • **Pocket-Sized Power Tool:** Compact, lightweight, and anti-slip for on-the-go testing. - • **Money-Saving Lifespan Booster:** Avoid unnecessary recharges and extend battery life effortlessly. - • **Universal Battery Compatibility:** From AA to CR2032, one tester rules them all. ## Overview The Dlyfull Battery Tester is a compact, versatile voltmeter designed to quickly and accurately assess the health of a wide range of household batteries, including AA, AAA, C, D, 9V, and various button cells. Featuring a crisp LCD display, it delivers instant voltage readings to help users avoid unnecessary battery replacements and extend battery life. Lightweight and pocket-friendly, it comes with an included AAA battery and an 18-month warranty, making it an essential tool for professionals and tech-savvy millennials who value efficiency and sustainability. ## Description Dlyfull Battery Tester for AA AAA C D 9V, Button Cell & Household Batteries | LCD Display Universal Battery Checker for CR2032 CR123A CR2 CRV3 2CR5 CRP2, 1x AAA Batteries Included - desertcart.com ## Features - HIGH COMPATIBILITY: It is not only suitable for AA, AAA, C, CR123A, D, 9V, N, CR2, CRV3, 2CR5, CR-P2 cylindrical battery testing, but also good for checking a wide variety of button cell batteries - CRISP LCD SCREEN: Easy to use analyzer shows what you need to know about your battery’s health, it will accurately shows whether the battery is in poor, weak, or good condition of voltage - QUICK RESULTS: Simply place a battery into the decent battery detector, it will shows you quickly the status of your batteries’ health by the using bars, helps you avoid battery damage from unnecessary recharges. DON'T POWERED BY RECHARGEABLE BATTERY NOR TEST RECHARGEABLE BATTERIES - REMARKABLY COMPACT: One of the smallest and lightest portable battery checker. A pocket-friendly compact chassis with an anti-slip finish enables a firm grip in your hand for battery checking - WHAT YOU GET: Dlyfull Universal Battery Tester(1x AAA battery included), welcome guide, & our worry-free 18-month warranty and friendly customer service. A living assistant helps you save money as well as prolong the lifespan of all your batteries ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07DPLD6KB | | Best Sellers Rank | #4,527 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #814 in Electrical Equipment | | Brand Name | DLYFULL | | Color | Black | | Customer Reviews | 4.5 4.5 out of 5 stars (12,315) | | Included Components | 1*B2 Battery Tester; 1*AAA Alkaline Batteries; Welcome Guide | | Item Dimensions | 5.2 x 3.46 x 0.94 inches | | Item Weight | 115 g | | Manufacturer | DLYFULL | | Measurement Type | Voltmeter | | Minimum Operating Voltage | 1.5 volts | | Model | B2 | | Number of Items | 1 | | Part Number | B2 | | Power Source | Battery Powered | | Specification Met | CE, FCC, RoHS | | Style Name | Voltmeter | | UPC | 742354203354 742354312971 | | Unit Count | 1 Count | ## Product Details - **Brand:** DLYFULL - **Color:** Black - **Item Weight:** 115 g - **Power Source:** Battery Powered - **Style:** Voltmeter ## Images ![Battery tester B2 Black - Image 1](https://m.media-amazon.com/images/I/41ZJ0sGU7LL.jpg) ![Battery tester B2 Black - Image 2](https://m.media-amazon.com/images/I/41cWcJJsmHL.jpg) ![Battery tester B2 Black - Image 3](https://m.media-amazon.com/images/I/41Q34AZfV-L.jpg) ![Battery tester B2 Black - Image 4](https://m.media-amazon.com/images/I/41cFvJpC+9L.jpg) ![Battery tester B2 Black - Image 5](https://m.media-amazon.com/images/I/41c+wJSPHnL.jpg) ## Questions & Answers **Q: Does the unit test the batteries under load?** A: No, the battery tester does not do load testing, the device is a basic battery tester that only looks at voltages & shows the relative charge by LCD screen. **Q: Is this tester made in China?** A: Yes, it is made in China. But for what it's worth, it's a nice tester. **Q: The instruction booklet that comes with the unit states: "remove the clear plastic strip". what clear plastic strip?** A: There should be a small strip that looks like Scotch tape on the battery housing. It might have been removed before you got it. If it works when you insert a battery, that was what happened. Hope that helps. **Q: What are the 2 silver buttons on the upper right side of the tester used for?** A: Button cell batteries and 9V batteries ## Frequently Bought Together - Battery Tester, Dlyfull LCD Display Universal Battery Checker for AA AAA C D 9V CR2032 CR123A CR2 CRV3 2CR5 CRP2 1.5V/3V Button Cell Batteries, 1x AAA batteries included - Dlyfull Battery Tester, Small Battery Testers Universal Battery Checker for AAA AA C D 9V 1.5V Button Cell Household Batteries - Duracell Coppertop AA Batteries with Power Boost Ingredients, 24 Count Pack Double A Battery with Long-lasting Power, Alkaline AA Battery for Household and Office Devices --- ## 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.vn/products/68924496-battery-tester-b2-black](https://www.desertcart.vn/products/68924496-battery-tester-b2-black) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-08-25*