{"product_id":"xtar-vx4-v2-smart-battery-charger-4-slot-usb-c-charger-for-aa-aaa-3-6-3-7v-li-ion-with-lcd-diagnostics-and-0v-revival","title":"XTAR VX4 V2 Smart Battery Charger — 4‑Slot USB‑C Charger for AA\/AAA \u0026 3.6–3.7V Li‑ion with LCD Diagnostics and 0V Revival","description":"\u003cp\u003e\u003cstrong\u003eThe XTAR VX4 V2 is a four-slot smart battery charger and analyzer that charges, activates and accurately tests 1.2V\/1.5V and 3.2V–3.7V cells with a clear LCD readout.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis compact, USB-C powered charger combines multi-chemistry recognition, a precise capacity-test mode and 0V activation to revive and evaluate rechargeable AA\/AAA and various lithium cells. It’s designed for hobbyists, prosumers and gear owners who need reliable charging, visible diagnostics and safe fast charging for single or mixed battery types.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the VX4 V2 handle different battery chemistries?\u003c\/h3\u003e\n\u003cp\u003eThe VX4 V2 automatically identifies and adapts to common battery types including Ni-MH\/Ni-Cd, LiFePO4 and multiple Li-ion voltages. You can insert mixed cells; the charger assigns the correct algorithm per slot so each battery receives the appropriate charge profile.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAuto-detects 1.2V Ni-MH\/Ni-Cd and 1.5V lithium formats\u003c\/li\u003e\n  \u003cli\u003eSupports 3.2V LiFePO4 and 3.6\/3.7V Li-ion chemistry\u003c\/li\u003e\n  \u003cli\u003eManages mixed-slot charging safely with per-slot control\u003c\/li\u003e\n  \u003cli\u003ePackage does not include batteries\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat diagnostic and display information does the LCD provide?\u003c\/h3\u003e\n\u003cp\u003eThe high-contrast LCD shows real-time current, voltage, elapsed time and charging progress for each slot, helping you spot weak or mismatched cells quickly. The display also communicates capacity test results and charging mode so you can grade and group batteries for high-drain use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePer-slot voltage, current and time readouts\u003c\/li\u003e\n  \u003cli\u003eCapacity measurement and health grading mode\u003c\/li\u003e\n  \u003cli\u003eClear icons for charging, discharging and full status\u003c\/li\u003e\n  \u003cli\u003eUseful for sorting batteries by true capacity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan the charger revive dead or over-discharged batteries?\u003c\/h3\u003e\n\u003cp\u003eYes — the VX4 V2 includes XTAR’s 0V activation to attempt revival of deeply discharged lithium and Ni-MH cells that standard chargers ignore. Revival is conditional on the cell’s internal condition, but this feature can often restore otherwise unusable batteries and extend service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e0V activation targets over-discharged cells\u003c\/li\u003e\n  \u003cli\u003eAutomatic safety cutoffs if a cell is unsafe to revive\u003c\/li\u003e\n  \u003cli\u003eMulti-layer protection: reverse polarity, overcharge, temperature\u003c\/li\u003e\n  \u003cli\u003eProtects your devices by filtering degraded cells before use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow fast and flexible is charging with the VX4 V2?\u003c\/h3\u003e\n\u003cp\u003eThe charger offers intelligent current allocation and can deliver up to 2A into a single slot for faster recharge when needed. It uses a USB-C input for wide compatibility with modern power banks and adapters, making it a practical desktop or travel solution.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDynamic current distribution across four slots\u003c\/li\u003e\n  \u003cli\u003eUp to 2A fast charge on individual slots\u003c\/li\u003e\n  \u003cli\u003eUSB-C power input for convenient charging sources\u003c\/li\u003e\n  \u003cli\u003eCompact footprint with included USB-C cable and adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this charger is for: the XTAR VX4 V2 is ideal for camera shooters, RC hobbyists, outdoor device users, and tech enthusiasts who need precise battery information and reliable charging for assorted cells. If you sort, test or rely on rechargeable AA\/AAA and lithium packs for demanding gear, this unit offers the diagnostic detail and safety features to keep batteries performing and prevent surprise failures.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePackage includes: XTAR VX4 V2 charger, USB-C cable, adapter, and manual — batteries not included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the VX4 V2 charge AA and AAA batteries?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It charges both 1.2V Ni-MH\/1.5V lithium AA and AAA cells and auto-detects the chemistry per slot.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the charger revive fully depleted lithium cells?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It offers 0V activation to attempt revival, but success depends on cell condition; unsafe cells are automatically rejected.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"XTAR","offers":[{"title":"Default Title","offer_id":67586520154297,"sku":"B0H3TFTN3Y","price":117.2,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/xtar-vx4-front-view.jpg?v=1790485517","url":"https:\/\/redleafauto.ca\/products\/xtar-vx4-v2-smart-battery-charger-4-slot-usb-c-charger-for-aa-aaa-3-6-3-7v-li-ion-with-lcd-diagnostics-and-0v-revival","provider":"Redleaf Auto","version":"1.0","type":"link"}