Type-C 8x21700 Protected Battery Charger with Capacity Test Function
--Your Intelligent Battery Steward
• Type-C Powered, QC3.0 3A Fast Charging
• Charge 8x21700 Simultaneously
• Test Batteries’ Real Capacity
• Maximize Batteries’ Lifespan
• Detect the Battery Type, Select the Best Charging Strategy
• Method Precisely Control the Timing for Cease of Charging Ni-MH/Ni-CD Batteries
• Five Optional Currents for Manual Adjustment
• VA LCD Screen Shows Real-time Charging Status.
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About XTAR VC8 Battery Charger:
How to test the real capacity of the battery
Answer: In grade mode, the charger tests the real capacity by “charging-discharging-fully charging”
the batteries, so that users can know whether the battery capacity is over-stated. In storage mode,
the charger can charge or discharge the battery to its rated voltage of the battery to maximize the
battery life, when the battery is not used for a long time.
Q&A:
【Q1: Charging currents of vc8? A1: 5 optional currents by manual selection：Max 3A for 1 slot,
2A for 2 slots, 1A for 4 slots, 0.5A for 8 slots. 】
【Q2: What adapter can be used to achieve Max 3A charging? A2: With Max 3A for a single
slot(CH1&CH8 only), please have power supply with output “9V 2A” and power cable that
supports 3A charging current. 】
【Q3: Can it charge 8 pcs protected 21700 batteries? A3: Yes, it can charge them at the same
time or independently】
Multiple Protections Ensure Safe Charging
*Built-in high-precision MCU, over-current, over-charge, over-voltage, and short-circuit protection,
combined with XTAR's soft-start function, makes the precision of end-of-charge voltage up to ±1%.
The charger will automatically stop charging after fully charged batteries, safe..
*Constructed from flame-retardant and fire-resistant ABS materials to extend the charger’s lifespan
and ensure safety.
*Built-in real-time temperature control protection system makes the battery charging process more stable.
After extensive research, I chose the VC8 over competing 8-bay chargers and I'm glad I did. The footprint is surprisingly compact for an 8-slot charger. The display is excellent - shows voltage, current, capacity, and time for each slot. The storage mode is a feature I didn't know I needed until I had it. Now I can store my seasonal batteries (like for Christmas lights) properly without worrying about degradation. XTAR has really outdone themselves with this one.
This charger handles everything I throw at it. 18650, 21700, 26650, AA, AAA - all in one session without any issues. The intelligent algorithm detects each battery type and selects the optimal charging strategy. The real-time temperature control keeps everything cool even during extended charging sessions. I particularly like the fact that it's made from flame-retardant ABS - safety first! A must-have for anyone with multiple battery-powered devices.
I was skeptical about spending this much on a charger, but now I get why people rave about XTAR. The VC8 is incredibly versatile - it handles everything from tiny 10440 cells to chunky 26650 batteries. The real-time capacity testing helped me discover that some of my "high capacity" batteries from unknown brands were actually overstating their specs. Saved me from buying more junk batteries. The QC3.0 fast charging is a bonus too.
The VC8 is my third XTAR charger and it's the best one yet. The USB-C input is a huge upgrade over the old micro-USB chargers. Eight independent slots mean no more juggling batteries - I just load them all up and let the charger do its thing. The LCD screen is a pleasure to read with all the real-time data. The multiple protection systems (over-current, over-charge, over-voltage, short-circuit) give me complete peace of mind.
Awesome. Just what I needed. Can fit 8 - 21700 with ample space to get in between batteries for smooth easy removal of any battery. LCD screen is bright and easy to read, navigate and informative. And the stupid low price for a 8-slot charger cant be beat.
Good functions, does storage, handled different chemistries automatically, recovered some old-stored li-ions no problem.
Big size. I tested the grade mode for 4 days. Everything was fine.
Very nice,it could charge all of our batteries in the same time
The 0V activation feature saved a bunch of my deeply discharged batteries that I thought were dead. I had several 14500 cells that dropped below 1V and other chargers wouldn't even recognize them. The VC8 revived them all! The soft-start function and precise cut-off voltage (±1%) give me confidence that my batteries are being treated right. This is my third XTAR charger and they never disappoint.
I use the VC8 primarily for my vape batteries and it's been flawless. The five current options are great - I use 0.5A for my older batteries to be gentle on them, and 2A when I need a quick charge. The auto-detection works every time and the charger never misidentifies battery types. The build is solid and the spring terminals have held up well after months of daily use. The only thing to note is you need a proper QC3.0 adapter to get the full 3A speed.
The build quality is outstanding. The spring-loaded contacts are smooth and hold batteries securely without being too tight. The charger feels substantial and well-made, not cheap plastic. I've been using it to maintain batteries for my RC cars and drones, and the storage mode is a lifesaver during winter months when I don't fly as often. The manual current adjustment is intuitive and the one-button mode switching makes operation simple.
I bought this for my off-grid cabin setup where I rely on rechargeable batteries for everything - flashlights, radios, headlamps. The VC8 has been incredibly reliable. I love that I can mix battery types and sizes in different slots and the charger handles each one independently. The temperature control gives me peace of mind when charging overnight. The only minor complaint is that it doesn't come with a QC3.0 wall adapter, but I already had one.
Der XTAR VC8 ist ein wirklich durchdachtes Ladegerät. Die acht unabhängigen Ladekanäle sind perfekt für meine Sammlung von 18650- und 21700-Akkus. Das LCD-Display zeigt alle wichtigen Daten an und die fünf wählbaren Ladeströme geben mir volle Kontrolle. Besonders gefällt mir die Speicherfunktion für Akkus, die ich längere Zeit nicht benutze. Der Preis ist fair für die gebotene Qualität. Absolut empfehlenswert!
I've been in the flashlight community for years and XTAR is a trusted name. The VC8 lives up to the reputation. Eight bays mean I can charge all my flashlight batteries in one go - 18650s, 21700s, even AAA Ni-MH for my EDC light. The intelligent charging algorithm adjusts the current appropriately and the termination voltage is consistently accurate. The soft-start feature prevents surges that can damage sensitive cells. A top-tier charger.
This charger paid for itself within the first month. I was about to throw away a dozen "dead" 18650 batteries that my old charger wouldn't recognize. The VC8's 0V activation brought them all back to life. The capacity test then showed me which ones were still holding decent charge and which were truly done. Saved me over $100 in replacement batteries. The grading function only works on slots 1-4, which is a limitation, but for the price I can't complain.
I've gone through three cheap chargers in the past year before finally getting the VC8. Should have just bought this from the start. The independent channel charging means each battery gets what it needs without interference. The LCD screen clearly shows which slot is doing what. Charging eight 18650s from empty takes about 3-4 hours at 1A, which is reasonable. The reverse polarity protection has saved me a couple of times when I inserted batteries the wrong way.
Finally a charger that can handle all my 21700 batteries at once! I'm an avid vaper and I go through batteries quickly. The VC8 charges eight 21700s simultaneously without any issues. The five current options give me flexibility - I use 1A for daily charging and 0.5A when I'm not in a hurry to extend battery life. The auto-detection feature works perfectly, recognizing Li-ion and Ni-MH batteries instantly. Worth every penny!
Le XTAR VC8 est un chargeur exceptionnel pour tous ceux qui utilisent beaucoup de batteries rechargeables. La fonction de test de capacité est très utile pour vérifier l'état réel de mes batteries. J'apprécie particulièrement la construction en ABS ignifuge et les multiples protections de sécurité. Le chargeur détecte automatiquement le type de batterie et choisit la meilleure stratégie de charge. Un excellent investissement pour la durée de vie de vos batteries!
This charger is a beast. Eight slots, all independently controlled, and it can handle protected 21700 cells which many chargers can't. The grading mode is thorough but slow - expect to spend 8+ hours testing four batteries. But if you want accurate capacity data, patience is required. I use the right four slots for charging and the left four for grading, which optimizes my workflow. The USB-C input means I can power it from my power bank when traveling.
As someone who runs a small electronics repair business, I needed a charger that could handle volume and variety. The VC8 delivers. I regularly charge 18650s, 26650s, and AA Ni-MH batteries all in the same session. The display is clear and easy to read, even from across the workshop. The flame-retardant ABS construction is a nice safety touch. Have been running it daily for six months and it's still going strong. Solid investment!
The VC8 has become an essential part of my emergency preparedness kit. I keep it with a set of 18650s and AA Ni-MH batteries. The storage mode maintains batteries at their optimal voltage for long-term storage, so I always have reliable power when I need it. The fire-resistant materials give me confidence leaving it unattended. The display is bright enough to read even in low light conditions. Highly recommend for preppers and outdoor enthusiasts.
I've been using the XTAR VC8 for about three months now and it's been a game changer for my photography gear. I have multiple flash units that use 18650 batteries, and being able to charge eight batteries simultaneously saves me so much time before shoots. The LCD screen gives me all the info I need - voltage, current, and estimated time remaining. The build quality feels solid and the USB-C input is super convenient since I can use my laptop charger. Highly recommend for anyone with lots of rechargeable batteries!
El XTAR VC8 es simplemente excelente. Puedo cargar ocho baterías 21700 protegidas al mismo tiempo, algo que muy pocos cargadores pueden hacer. La pantalla LCD es clara y muestra toda la información que necesito. Me encanta poder ajustar manualmente la corriente de carga según mis necesidades. La función de almacenamiento es perfecta para mantener mis baterías en buen estado cuando no las uso. Vale totalmente la pena.
The grading function on this charger is fantastic. I had a bunch of old 18650 batteries that I wasn't sure about, and the VC8 helped me identify which ones were still good and which needed to be recycled. The charge-discharge-recharge cycle gives you real capacity data, not just guesswork. It's a bit slow when grading all eight slots, but that's expected for accurate testing. The storage mode is also great for keeping my backup batteries in optimal condition.
Had 2x4 way chargers. This is sooooo much nicer and space saving.