Nitecore UMS4 USB Four-Slot USB Fast Charger, for 18650, 21700 Batteries

Elevate your charging experience with the Nitecore UMS4, an advanced 4-bay charger designed for a wide array of battery types including 20700 and 21700. This powerful charger features a bright digital LCD display providing real-time charging information and multiple charging speeds, ensuring your batteries are charged efficiently and safely. With capabilities to handle up to 3,000mA in a single slot and integrated Quick Charge (QC) technology, the UMS4 is perfect for tech enthusiasts and professionals who need their batteries ready to go at all times.

• Versatile Charging Options: Offers a range of charging speeds with a maximum of 3A in single slot QC mode, accommodating various power needs and schedules.
• Advanced Compatibility: Comfortably fits larger battery sizes like 20700 and 21700, in addition to a wide range of Li-ion and Ni-MH/Ni-Cd batteries, with automatic detection and adjustment features.
• Intelligent Display: Features an energy-efficient LCD that shows vital charging stats and updates in real time, enhancing user control and monitoring.
• Enhanced Safety Protocols: Built-in safety measures prevent short circuits, overcharging, and improper battery insertion, ensuring the utmost safety during use.
• Optimized Design: Made from durable, fire-retardant PC materials with an optimal heat dissipation design, certified by RoHS, CE, FCC, and CEC.

Compatible with:
Lithium Ion IMR or LiFePO4 Batteries:
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
NI-MH / NICD:
AA, AAA, AAAA, C, D
Technical Info:

• 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) 1,000mA*4 (MAX)
• Standard Mode: 2,000mA*1 (MAX) 1,000mA*2 (MAX) 500mA*4 (MAX)
• Dimensions: 6.26" x 4.21" x 1.61"
• SIZE/TYPE COMPATIBILITY - ✔ 18650 ✔ 20700 ✔ 21700

What's in the box:

• Nitecore UMS4 battery charger
• Micro USB cord
• User Manual
• Scratch-off validation serial number