--- product_id: 679372414 title: "Dlyfull Battery Tester, LCD Display Universal Battery Checker for for Ni-MH, Ni-CD, Li-ion, Alk & LiFe04 Batteries(AA AAA C D 9V 12V 18650 CR123A 2CR5 CR2032 Cells), 2X AAA Batteries Included" brand: "dlyfull" price: "€ 80.88" currency: EUR in_stock: true category: "Dlyfull" url: https://www.desertcart.fr/products/679372414-dlyfull-battery-tester-lcd-display-universal-battery-checker-for-ni store_origin: FR region: France --- # Accurate voltage to 0.01V Dual % & bar LCD readout Tests 12 battery types Dlyfull Battery Tester, LCD Display Universal Battery Checker for for Ni-MH, Ni-CD, Li-ion, Alk & LiFe04 Batteries(AA AAA C D 9V 12V 18650 CR123A 2CR5 CR2032 Cells), 2X AAA Batteries Included **Brand:** dlyfull **Price:** € 80.88 **Availability:** ✅ In Stock ## Summary > 🔋 Never get caught powerless again — master your batteries like a pro! ## Quick Answers - **What is this?** Dlyfull Battery Tester, LCD Display Universal Battery Checker for for Ni-MH, Ni-CD, Li-ion, Alk & LiFe04 Batteries(AA AAA C D 9V 12V 18650 CR123A 2CR5 CR2032 Cells), 2X AAA Batteries Included by dlyfull - **How much does it cost?** € 80.88 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/679372414-dlyfull-battery-tester-lcd-display-universal-battery-checker-for-ni) ## 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 - • **Smart LCD Display:** Instantly visualize battery health with clear percentage and bar indicators. - • **Portable & User-Friendly:** Compact, lightweight design with intuitive slots and negative pin testing. - • **Self-Check Power Monitor:** Built-in tester battery check ensures your device is always ready to go. - • **Precision Voltage Measurement:** Reads voltage with up to two decimal places for exact battery status. - • **Universal Battery Compatibility:** Effortlessly tests 12 battery chemistries & sizes from AAA to 12V packs. ## Overview The Dlyfull-B4 Battery Tester is a compact, versatile device designed for professionals and tech-savvy users to quickly and accurately assess the health of 12 different battery types, including Ni-MH, Li-ion, Alkaline, and LiFePO4. Featuring a smart LCD display with dual-format battery level indicators and precision voltage readings, it supports a wide range of cylindrical and button cells. Lightweight and portable, it includes a self-check function to monitor its own battery status, making it an essential tool for efficient battery management and avoiding unexpected power failures. ## Description Still struggling to distinguish between dead and good batteries among the tons you've collected over the years? Look no further!In the past, you had to find a device and spend ages plugging in every single battery to see if it worked. Now, say goodbye to that hassle with the Dlyfull-B4 Universal Battery Tester, your expert assistant in battery management.Why Choose the Dlyfull-B4?Power Supply: The Dlyfull-B4 Battery Tester is powered by two AAA 1.5V alkaline batteries.Battery Types Tested: The Dlyfull-B4 Universal Battery Tester can test 12 types of batteries, suitable for the following:A. 1.2V Ni-MH Cylindrical Batteries: AAA, AA, C, SC, D, N SizeB. 1.45V Zinc-Air Batteries: A10, A13, A312, A675 SizeC. 1.5V Alkaline Cylindrical Batteries: AAA, AA, C, SC, D, N SizeD. 1.5V Alkaline Button Cells: AG0, AG1, AG2, AG3, AG4, AG5, AG6, AG7, AG8, AG9, AG10, AG11, AG12, AG13 SizeE. 3.0V Lithium Manganese Button Cells: CR927, CR1025, CR1216, CR1220, CR1616, CR1620, CR2016, CR2025, CR2032, CR2320, CR2430, CR2450 SizeF. 3.0V Lithium Manganese Cylindrical Batteries: CR123A, CR2 SizeG. Digital Camera Batteries: CR-V3 SizeH. 6.0V Lithium Manganese Combination Batteries: 2CR5, CR-P2 SizeI. 3.2V LiFePO4 Batteries: 10440, 14500, 14650, 16340, 17335, 17500, 18500, 18650, 26500, 22650, 26650 SizeJ. 3.7V Li-ion Batteries: 10440, 14500, 14650, 16340, 17335, 17500, 18500, 18650, 26500, 22650, 26650, 32650 SizeK. 9.0V Alkaline and NiMH 9V BatteriesL. 12.0V Alkaline Combination Batteries: 23A, 27A SizePrecision: Tests battery voltage accurate to two decimal places (1 decimal place for 12V batteries).Functionality: Measures both battery voltage and capacity percentage.Usage: Cylindrical batteries use the black negative pin; button and combination batteries use corresponding slots.Display: Features an LCD screen with large, easy-to-read font.Efficiency: Low standby power consumption for long-lasting use.Self-Check Function: Long press the "Check" button to view the tester's battery level for timely replacement.Dimensions: 6.14 inches (L) x 3.66 inches (W) x 0.96 inches (H)Weight: 154.6 ± 5g (without batteries) ## Features - 【WHAT YOU WILL GET】: Dlyfull-B4 Battery Health Tester & Checker, 2 Alkaline 1.5V AAA Batteries, Welcome Guide, 12-Month Warranty, and Lifetime 24-Hour Friendly Customer Service. - 【ROBUST COMPATIBILITY】: Universal battery tester is compatible with 12 battery types, including 1.2V Ni-MH/1.45V Zinc Air/1.5V Alkaline/3.0V Lithium Manganese/3.2V LiFePO4/3.7V Li-ion/6.0V, 9.0V, and 12.0V Alkaline packs ect. It supports AAA AA C SC D N sizes, button cells, CR123A, CR-V3, 2CR5, 23A, 27A, and more, offering versatile compatibility for various applications. - 【SMART LCD DISPLAY】The battery checker features a sophisticated LCD display screen that showcases the voltage and battery level of the tested battery. The battery level is presented in two formats: as a percentage and battery level bar display, providing clear and precise information about the battery's status. - 【PORTABLE & EASY TO USE】: Cylindrical batteries can be tested using the black negative pin, while button and combination batteries only need to be placed in their corresponding slots for testing. The compact battery analyzer weighs less than 0.36 pounds, making it extremely convenient for carrying and storage. - 【CHECK BUTTON】: The battery tester includes a self-check button. Press and hold for about 3 seconds to perform a self-check and view the power status of the batteries powering the device, allowing for timely replacement when necessary. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D393WVPK | | Best Sellers Rank | #156,656 in Electronics ( See Top 100 in Electronics ) #196 in Household Battery Testers | | Brand Name | DLYFULL | | Color | Black | | Customer Reviews | 4.2 4.2 out of 5 stars (468) | | Included Components | NO | | Item Dimensions | 15.5 x 9.1 x 2.3 centimeters | | Item Weight | 136 g | | Manufacturer | Dlyfull | | Number of Items | 1 | | Part Number | B4 | | Power Source | NO | | Specification Met | CE, FCC, RoHS | | Style Name | Black | | UPC | 825665404983 | ## Product Details - **Brand:** DLYFULL - **Colour:** Black - **Item weight:** 0.3 Pounds - **Power source:** NO - **Style:** Black ## Images ![Dlyfull Battery Tester, LCD Display Universal Battery Checker for for Ni-MH, Ni-CD, Li-ion, Alk & LiFe04 Batteries(AA AAA C D 9V 12V 18650 CR123A 2CR5 CR2032 Cells), 2X AAA Batteries Included - Image 1](https://m.media-amazon.com/images/I/71M5jJ-UoDL.jpg) ## Frequently Bought Together - Dlyfull Battery Tester, LCD Display Universal Battery Checker for Ni-MH, Ni-CD, Li-ion, Alk & LiFe04 Batteries(AA AAA C D 9V 12V 18650 CR123A 2CR5 CR2032 Cells), 2X AAA Batteries Included - 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 --- ## 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.fr/products/679372414-dlyfull-battery-tester-lcd-display-universal-battery-checker-for-ni](https://www.desertcart.fr/products/679372414-dlyfull-battery-tester-lcd-display-universal-battery-checker-for-ni) --- *Product available on Desertcart France* *Store origin: FR* *Last updated: 2026-09-04*