Charge your batteries smarter, faster, and safer with the UMS2.
Intelligent USB-C Dual-Slot Charger
- Fast Charging: Up to 3,000mA per slot with QC 2.0.
- Smart Detection: Automatically adjusts for IMR, Li-ion, Ni-MH, and more.
- Real-Time LCD: See charging status, battery health, and more at a glance.
- Safe and Reliable: Overcharge, short circuit, and temperature protection.
- Compact & Travel-Friendly: Lightweight design for on-the-go charging.
Effortless charging. Every time.
Charge Faster, Be Ready Sooner - Speed changes everything. The Nitecore UMS2 charges your batteries up to 80% in just 55 minutes, thanks to its advanced Quick Charge 2.0 technology. With a powerful 3,000mA output per slot, it’s built for those who don’t have time to wait. Whether you’re recharging for an outdoor adventure or powering up for your next project, the UMS2 gets you back to what matters—fast.
See Everything, Control Everything - Charging has never been this smart. The UMS2’s intelligent LCD display gives you real-time insights at a glance. Monitor your battery’s health, voltage, internal resistance, and more. Need to customize the charge? Take control with manual adjustments for current and cutoff voltage. It’s all the information and precision you need, right at your fingertips.
One Charger, Every Battery - From everyday AA batteries to powerful Li-ion cells, the UMS2 charges them all. It works seamlessly with an array of battery types and sizes, adapting effortlessly to your gear. Flashlights, cameras, tools—if it’s rechargeable, the UMS2 powers it. Simplify your setup with one charger that truly does it all.
Fast. Smart. Universal.
Safe Charging, Every Time - Power should never come at the cost of safety. That’s why the UMS2 is built with advanced protections to keep your batteries—and you—safe. Overcharge? Prevented. Short circuits? Handled. Even over-discharged batteries can be revived, giving them a second life. The UMS2 ensures every charge is safe, stable, and worry-free.
Built for Everywhere You Go - AThe UMS2 is as durable as it is portable. Crafted from fire-retardant PC material, it’s made to last. Its lightweight, compact design makes it easy to carry, whether you’re heading to the office or out into the field. Wherever you need power, the UMS2 delivers.
Compatible Batteries
| TYPE | MODEL | WORKS? |
| IMR/Li-ion/LiFePO4 | 10440, 14500, 14650, 16500, 16340(RCR123), 16650, 17350, 17500, 17650, 17670, 17700, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22500, 22650, 25500, 26500, 26650, 26700 | Yes |
| Ni-MH/Ni-Cd | AA, AAA, AAAA, C, D | Yes |
*RECOMMENDED CABLE
Make sure you get a USB-C cable that can support up to 18W charging speeds.TECHNICAL SPECS
| Input | DC 5V/2A 9V/2A 18W (MAX) |
| Output | 4.35V±1% / 4.2V±1% / 3.7V±1% / 1.48V±1% |
| Output current | QC Mode: 3,000mA*1 (MAX) 2,000mA*2 (MAX) Standard Mode: 2,000mA*1 (MAX) 1,000mA*2 (MAX) |
| Dimensions | 152mm x 73mm x 40mm (5.98"x2.87"x1.57") |
| Weight | 157.7g (5.56 oz) (Charging cable not included) |
| Download Instruction Manual (PDF) | |
What's In The Box
- 1x UMS2 Charger
- 1x USB-C Cable
You’re Backed by Our 60-Day Ironclad Guarantee
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Try it for 60 days. If it’s not right for you, send it back.
We stand behind our gear. If you’re not happy with your purchase, just return the full package within 60 days and we’ll issue a full refund—no fuss, no forms, no hoops to jump through.
What Happens After You Order
- You’ll get an instant order confirmation email with your receipt.
- We’ll pack your order the next working day and send you a tracking number once it’s on the way.
- From the moment you order to the moment it reaches your hands, we’re here to keep you updated and supported.
When will I receive my gear?
- Singapore: Delivered to your doorstep in 4–6 working days.
- International: Arrive within 10–14 working days.
Returns and warranty
- Every product comes with a 1 to 3-year replacement warranty (depending on the item).
- If anything isn’t working right, just let us know. We’ll make it right.
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