--- product_id: 644468718 title: "XTAR VX4 Visible Mixer 1.5V/3.6V/3.7V Li-Ion 3.2V LiFePO4 1.2V Ni-MH Batteries Charger and Battery Capacity Tester" brand: "xtar" price: "Rp1848622" currency: IDR in_stock: true reviews_count: 8 category: "Xtar" url: https://www.desertcart.id/products/644468718-xtar-vx4-visible-mixer-1-5v-3-6v-3-7v store_origin: ID region: Indonesia --- # 3A max charging current Real-time mWh & mAh capacity display Supports 1.5V/3.6V/3.7V Li-ion & LiFePO4 & Ni-MH XTAR VX4 Visible Mixer 1.5V/3.6V/3.7V Li-Ion 3.2V LiFePO4 1.2V Ni-MH Batteries Charger and Battery Capacity Tester **Brand:** xtar **Price:** Rp1848622 **Availability:** ✅ In Stock ## Summary > 🔌 Power up with precision — never settle for less than full capacity! ## Quick Answers - **What is this?** XTAR VX4 Visible Mixer 1.5V/3.6V/3.7V Li-Ion 3.2V LiFePO4 1.2V Ni-MH Batteries Charger and Battery Capacity Tester by xtar - **How much does it cost?** Rp1848622 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/644468718-xtar-vx4-visible-mixer-1-5v-3-6v-3-7v) ## Best For - xtar enthusiasts ## Why This Product - Trusted xtar brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Mix & Match Power:** Charge up to 4 batteries simultaneously, any size or type—because your gear deserves versatility. - • **Safety Meets Speed:** Built-in multi-protection and CVSA tech ensure safe, overheating-free charging from 0-40℃. - • **Charge Smarter, Not Harder:** 20W PD adapter delivers rapid 3.3-hour charge for high-capacity 26650 batteries. - • **Precision Capacity Insights:** Advanced mWh & mAh readouts reveal true battery health—ditch guesswork and avoid dead zones. - • **Universal Battery Whisperer:** Seamlessly charges and tests multiple chemistries—Li-ion, LiFePO4, and Ni-MH—in one sleek device. ## Overview The XTAR VX4 is a cutting-edge visible mixer charger and capacity tester designed for 1.5V, 3.6V/3.7V Li-ion, 3.2V LiFePO4, and 1.2V Ni-MH batteries. Featuring a 20W PD adapter and 3A max current per slot, it rapidly charges batteries while providing real-time mWh and mAh capacity readings on an LCD screen. Its intelligent charging modes and multi-protection systems ensure safe, efficient charging and accurate capacity testing through a full charge-discharge-charge cycle. Ideal for professionals and enthusiasts who demand precise battery health insights and versatile charging for mixed battery types. ## Description Product description Patented technology Unique Ni-MH battery CVSA technology and three-stage charging style for Li-ion batteries 0V Activation Micro-current Activation Technology gets your 'Dead' batteries Recovered at a Higher rate & in a safer way Excellent compatibility Intelligent Adaptation for the Ideal Charging Way Good cooling design With a good heat dissipation function, there is no need to worry about overheating How is the capacity grading accuracy of VX4 charger? The VX4 charger uses a 300mA discharge current to test battery capacity. Under the comparison test of the XTAR lab, with the same test condition, a randomly picked XTAR 1.5V AA 1200mWh battery had real capacity 1161mWh by VX4 charger, How is the capacity grading accuracy of VX4 charger? The VX4 charger uses a 300mA discharge current to test battery capacity. Under the comparison test of the XTAR lab, with the same test condition, a randomly picked XTAR 1.5V AA 1200mWh battery had real capacity 1161mWh by VX4 charger, I tested XTAR 4150mWh with VX4, the value is only 3500-3750mWh, is this normal ? XTAR AA 1.5V 4150mWh Li-ion battery, the original cell is 3.6V rated capacity of 1150mAh; the original cell's power is: 3.6V * 1150mAh = 4140mWh; this is also the origin of our labeling 4150mWh. I tested XTAR 4150mWh with VX4, the value is only 3500-3750mWh, is this normal ? XTAR AA 1.5V 4150mWh Li-ion battery, the original cell is 3.6V rated capacity of 1150mAh; the original cell's power is: 3.6V * 1150mAh = 4140mWh; this is also the origin of our labeling 4150mWh. I tested XTAR 4150mWh with VX4, the value is only 3500-3750mWh, is this normal ? When converting a 3.6V primary cell battery to a 1.5V constant voltage lithium battery, there is a loss of about 10% due to the influence of the protection board and the bucking circuit; the actual tested capacity is around 3750mWh. When converting a 3.6V primary cell battery to a 1.5V constant voltage lithium battery, there is a loss of about 10% due to the influence of the protection board and the bucking circuit; the actual tested capacity is around 3750mWh. For 3.6/3.7V Li-ion battery, would the set of 2.5V discharge cut-off voltage cause a over-discharging? No, it won't. According to the international testing standard IEC 61960-3 2017, the discharge cut-off voltage for 3.6/3.7V Li-ion batteries is 2.5V. For 3.6/3.7V Li-ion battery, would the set of 2.5V discharge cut-off voltage cause a over-discharging? No, it won't. According to the international testing standard IEC 61960-3 2017, the discharge cut-off voltage for 3.6/3.7V Li-ion batteries is 2.5V. ## Features - 1.5V Li-ion Battery Capacity Tester: The first capacity tester designed specifically for 1.5V Li-ion batteries is also compatible with 3.6/3.7V Li-ion batteries and 1.2V Ni-MH batteries. With its LCD screen providing real-time charging status, it's easy to monitor the charging process. Moreover, the one-button switch to mWh energy display meets the specific requirements of devices, resulting in more efficient battery utilization - Mixed Battery Charging: The charger features full battery-type charging and capacity separation functions, supporting two modes. In default mode, it automatically recognizes and charges 3.6/3.7V Li-ion batteries, as well as 1.2V Ni-MH batteries and 1.5V Li-ion batteries. In LiFePO4 mode, it automatically identifies and charges LiFePO4 lithium iron phosphate batteries, along with 1.2V Ni-MH batteries and 1.5V Li-ion batteries - Smart Charging Experience: Equipped with a 20W PD adapter, each slot supports a maximum charging current of 3A, allowing for rapid charging of a 26650 6000mAh battery in just 3.3 hours. It includes manual current selection functionality. MH-Ni batteries benefit from unique CVSA technology, ensuring safe usage between 0-40℃ without risk of overheating. Li-ion batteries benefit from a 3-stage charging process, delivering precise, fast charging for an extended lifespan. - Higher recovery success rate for over-discharged batteries,Intelligent optimal charging strategy matching - Built-in multiple protections for charging safety; Package included: 1pcs VX4 Charger, 1pcs PD2.0 US Adapter, 1pcs C-C cable,manual ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D6VS3XLY | | Amperage | 3 Amps | | Battery Charge Time | 3.3 Hours | | Brand | XTAR | | Built-In Media | VX4 Charger, PD2.0 Adapter, C-C cable | | Color | Black | | Connector Type Used on Cable | USB Type-C | | Current Rating | 3 Amps | | Customer Reviews | 4.5 out of 5 stars 112 Reviews | | Input Voltage | 9 Volts | | Item Dimensions D x W x H | 1.63"D x 5.11"W x 6.77"H | | Item Weight | 315 Grams | | Manufacturer | ShenZhen XTAR Electronics Co., Ltd | | Mfr Part Number | VX4 | | Model Number | XTAR VX4 | | Number of Ports | 4 | | Output Voltage | 11 Volts (DC) | | Product Dimensions | 1.63"D x 5.11"W x 6.77"H | | Specification Met | CE, FCC | | Warranty Description | 1 | ## Product Details - **Brand:** XTAR - **Color:** Black - **Item Weight:** 315 Grams - **Output Voltage:** 11 Volts (DC) - **Product Dimensions:** 1.63"D x 5.11"W x 6.77"H ## Images ![XTAR VX4 Visible Mixer 1.5V/3.6V/3.7V Li-Ion 3.2V LiFePO4 1.2V Ni-MH Batteries Charger and Battery Capacity Tester - Image 1](https://m.media-amazon.com/images/I/61lSRIVIPOL.jpg) ![XTAR VX4 Visible Mixer 1.5V/3.6V/3.7V Li-Ion 3.2V LiFePO4 1.2V Ni-MH Batteries Charger and Battery Capacity Tester - Image 2](https://m.media-amazon.com/images/I/71HuS-jsqGL.jpg) ![XTAR VX4 Visible Mixer 1.5V/3.6V/3.7V Li-Ion 3.2V LiFePO4 1.2V Ni-MH Batteries Charger and Battery Capacity Tester - Image 3](https://m.media-amazon.com/images/I/71jubRcXCzL.jpg) ![XTAR VX4 Visible Mixer 1.5V/3.6V/3.7V Li-Ion 3.2V LiFePO4 1.2V Ni-MH Batteries Charger and Battery Capacity Tester - Image 4](https://m.media-amazon.com/images/I/614YjURC5OL.jpg) ![XTAR VX4 Visible Mixer 1.5V/3.6V/3.7V Li-Ion 3.2V LiFePO4 1.2V Ni-MH Batteries Charger and Battery Capacity Tester - Image 5](https://m.media-amazon.com/images/I/61RCDS5BRZL.jpg) ## Questions & Answers **Q: How is the capacity grading accuracy of VX4 charger?** A: The VX4 charger uses a 300mA discharge current to test battery capacity. Under the comparison test of the XTAR lab, with the same test condition, a randomly picked XTAR 1.5V AA 1200mWh battery had real capacity 1161mWh by VX4 charger, **Q: I tested XTAR 4150mWh with VX4, the value is only 3500-3750mWh, is this normal ?** A: XTAR AA 1.5V 4150mWh Li-ion battery, the original cell is 3.6V rated capacity of 1150mAh; the original cell's power is: 3.6V * 1150mAh = 4140mWh; this is also the origin of our labeling 4150mWh. **Q: I tested XTAR 4150mWh with VX4, the value is only 3500-3750mWh, is this normal ?** A: When converting a 3.6V primary cell battery to a 1.5V constant voltage lithium battery, there is a loss of about 10% due to the influence of the protection board and the bucking circuit; the actual tested capacity is around 3750mWh. **Q: For 3.6/3.7V Li-ion battery, would the set of 2.5V discharge cut-off voltage cause a over-discharging?** A: No, it won't. According to the international testing standard IEC 61960-3 2017, the discharge cut-off voltage for 3.6/3.7V Li-ion batteries is 2.5V. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by I***A on February 1, 2026* ### ⭐⭐⭐⭐⭐ Review *by D***K on September 19, 2025* ### ⭐⭐⭐⭐⭐ Review *by M***Y on August 30, 2025* ## Frequently Bought Together - XTAR VX4 Visible Mixer 1.5V/3.6V/3.7V Li-Ion 3.2V LiFePO4 1.2V Ni-MH Batteries Charger and Battery Capacity Tester - XTAR 4150mWh (2500mAh) 1.5V AA Rechargeable aa Batteries: Longevity Safety Efficiency (8pcs 1.5V AA 4150mWh) - XTAR AAA Lithium Rechargeable Battery Triple AAA Batteries Rechargeable 1.5V AAA 1620mWh (8pcs 1620mWh 1.5V AAA) --- ## 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.id/products/644468718-xtar-vx4-visible-mixer-1-5v-3-6v-3-7v](https://www.desertcart.id/products/644468718-xtar-vx4-visible-mixer-1-5v-3-6v-3-7v) --- *Product available on Desertcart Indonesia* *Store origin: ID* *Last updated: 2026-05-09*