--- product_id: 648359010 title: "WINAMOO Automotive Test Light with 3-48V LED Digital Voltage Display, Auto Circuit Tester with Voltmeter & Dual Color Polarity Indicate, Electric Test Pen w/Stainless Probe for Car/Truck/SUV Checker" brand: "winamoo" price: "¥4038" currency: JPY in_stock: true category: "Winamoo" url: https://www.desertcart.jp/products/648359010-winamoo-automotive-test-light-with-3-48v-led-digital-voltage store_origin: JP region: Japan --- # 0.1V resolution digital display 3-48V wide voltage range Sharp stainless steel probe WINAMOO Automotive Test Light with 3-48V LED Digital Voltage Display, Auto Circuit Tester with Voltmeter & Dual Color Polarity Indicate, Electric Test Pen w/Stainless Probe for Car/Truck/SUV Checker **Brand:** winamoo **Price:** ¥4038 **Availability:** ✅ In Stock ## Summary > ⚡ Diagnose Like a Pro, Drive with Confidence! ## Quick Answers - **What is this?** WINAMOO Automotive Test Light with 3-48V LED Digital Voltage Display, Auto Circuit Tester with Voltmeter & Dual Color Polarity Indicate, Electric Test Pen w/Stainless Probe for Car/Truck/SUV Checker by winamoo - **How much does it cost?** ¥4038 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/648359010-winamoo-automotive-test-light-with-3-48v-led-digital-voltage) ## Best For - winamoo enthusiasts ## Why This Product - Trusted winamoo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Universal Compatibility:** Effortlessly tests 3V-48V systems across cars, trucks, SUVs, and boats—your all-in-one circuit hero. - • **Precision Voltage Insight:** Crystal-clear LED display with 0.1V accuracy for instant, reliable diagnostics. - • **Ergonomic & Durable Design:** Shatter-proof ABS body with a comfortable grip and anti-lost probe sleeve keeps your tool safe and ready. - • **Dual-Color Polarity Indicator:** Red and green LEDs instantly reveal positive or negative polarity—no guesswork, just confidence. - • **Extended Reach & Hands-Free Testing:** 96-inch spring wire with large alligator clip enables flexible, single-handed operation in tight spaces. ## Overview The WINAMOO Automotive Test Light is a professional-grade circuit tester featuring a bright LED digital display with 0.1V resolution, capable of testing 3-48V automotive systems. It includes a sharp stainless steel probe for precise contact, dual-color polarity indicators for quick diagnostics, and a durable ergonomic design with a long spring wire and alligator clip for flexible, hands-free use. Ideal for cars, trucks, SUVs, and boats, it’s a must-have tool for efficient and safe vehicle electrical troubleshooting. ## Description WINAMOO Automotive Test Light with 3-48V LED Digital Voltage Display, Auto Circuit Tester with Voltmeter & Dual Color Polarity Indicate, Electric Test Pen w/Stainless Probe for Car/Truck/SUV Checker: desertcart.com: Tools & Home Improvement ## Features - 【PRECISE READOUTS & CLEAR DIGITAL DISPLAY】Bright LED display shows highly clear readings in any lighting condition, 0.1V resolution gives you reliable indication and shows you the voltage number easily & quickly. Bidirectional light emitting diode on the circuit board for easy battery load testing, red light indicates positive polarity, green light indicates negative polarity. - 【QUICK DETECTION & EXTENSIVE USE】WINAMOO auto circuit tester helps you to quickly test car battery voltage and diagnoses issues in 3V-48V systems, including alternator tester functionality of car/truck/SUV/boat charging systems. Also to inspect circuit tester integrity of headlights, taillights, turn signal circuits, faulty sockets, fuse connections and more. - 【SHARP PROBE & ANTI-LOST PROTECTIVE SLEEVE】Sharp stainless steel probe for piercing insulation with ease, also for hard to reach tight areas. Integrated anti-lost protective sleeve to secure the probe during storage and safeguarding against damage, making sure no stab and wound and won't be lost wherever you go. - 【EXTENDED SPRING WIRE & LARGE ALLIGATOR CLIP】High quality 96 inch long enough spring wire increases flexibility to access across broad areas when testing. Attaching with large crocodile clip for easy single-handed operation, which is boosting the efficiency for car battery capacity checks and beyond. - 【ULTRA-DURABLE & SAFE CONSTRUCTION】This voltage tester pen adopts ergonomic handle for comfort and safe grip. Constructed with premium ABS body with higher transparency, shatter-proof and durable. Ensuring reliable battery meter and circuit analysis for safe operation, making them an essential tool in electrical troubleshooting. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D8PXNPYH | | Best Sellers Rank | #584 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1 in Circuit Testers | | Brand Name | WINAMOO | | Color | black | | Customer Reviews | 4.7 4.7 out of 5 stars (2,728) | | Included Components | Automotive Test Light | | Item Dimensions | 11.1 x 4.2 x 1.4 inches | | Item Weight | 200 Grams | | Manufacturer | WINAMOO | | Maximum Operating Voltage | 48 Volts | | Measurement Type | Voltmeter | | Minimum Operating Voltage | 3 Volts | | Part Number | WITL111A | | Power Source | Corded Electric | | Specification Met | CE, UL | | UPC | 633337513730 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** WINAMOO - **Color:** black - **Item Weight:** 200 Grams - **Item dimensions L x W x H:** 11.1 x 4.2 x 1.4 inches - **Power Source:** Corded Electric ## Images ![WINAMOO Automotive Test Light with 3-48V LED Digital Voltage Display, Auto Circuit Tester with Voltmeter & Dual Color Polarity Indicate, Electric Test Pen w/Stainless Probe for Car/Truck/SUV Checker - Image 1](https://m.media-amazon.com/images/I/71s4Mt5RIVL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - WINAMOO Automotive Test Light with 3-48V LED Digital Voltage Display, Auto Circuit Tester with Voltmeter & Dual Color Polarity Indicate, Electric Test Pen w/Stainless Probe for Car/Truck/SUV Checker - JOREST 300Pcs Car Fuse Assortment Kit, 160 Mini Blade Fuses Automotive + 90 Standard Auto Fuses + 50 Micro + Puller – Replacement for RV Camper Boat Truck (2Amp 3A 5A 7.5A 10A 15A 20A 25A 30A 35A 40A) - AstroAI Digital Multimeter Tester 2000 Counts with DC AC Voltmeter and Ohm Volt Amp Meter; Measures Voltage, Current, Resistance, Continuity and Diode, Blue --- ## 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/648359010-winamoo-automotive-test-light-with-3-48v-led-digital-voltage](https://www.desertcart.jp/products/648359010-winamoo-automotive-test-light-with-3-48v-led-digital-voltage) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-17*