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Nitecore UI1 Portable USB-C Charger – Lightweight, Intelligent, and Outdoor-Ready
The Nitecore UI1 is a single-slot USB-C charger built for outdoor enthusiasts and everyday users who need a compact and reliable charging solution. With support for a wide range of 3.7V Li-ion and IMR batteries—including larger cells like 20700 and 21700—the UI1 automatically adjusts between CC (Constant Current) and CV (Constant Voltage) modes to ensure safe and efficient charging. Its smart circuitry allows low current charging below 2.9V, maximizing battery health and cycle life.
Featuring an 800mA charging current, LED indicators for real-time status updates, and intelligent safeguards including reverse polarity protection, short circuit detection, and thermal regulation, the UI1 offers peace of mind in both indoor and outdoor settings. Its USB-C compatibility makes it ideal for use with solar panels, power banks, and mobile USB adaptors—ensuring your batteries stay charged, wherever you are.
Key Features:
Wide Battery Compatibility: Supports 3.7V Li-ion/IMR batteries from 10340 to 26650, including 20700 and 21700 sizes.
USB-C Powered: Easily connects to mobile power sources, USB adaptors, or solar panels—perfect for travel and outdoor use.
Smart Charging Logic: Automatically switches between CC/CV modes and enables low-current charging for deeply discharged cells.
Advanced Safety Features: Includes anti-short circuit, reverse polarity, and thermal protection with auto shutoff on full charge.
Durable & Certified: Made of fire-retardant PC material and certified by CE, RoHS, FCC, KC, and C-TICK—insured globally by Ping An.
Compatible With:
3.6V/3.7V Lithium Ion IMR Batteries: 10340, 10350, 10440, 10500, 12340, 12500, 12650, 13450, 13500, 13650, 14350, 14430, 14500, 14650, 16500, 16340 (RCR123), 16650, 17350, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22500, 22650, 25500, 26500, 26650
The Nitecore UI1 Portable USB-C Charger is the ideal choice for those who need a reliable, fast, and safe charging solution for multiple battery types.
Technical Info:
Input – DC 5V/1A 5W
Output - 4.2V±1%
Output current - 1000mA (MAX)
SIZE/TYPE COMPATIBILITY - ✔ 18650 ✔ 20700 ✔ 21700Data Specification Sheet:
Nitecore UI1 Portable USB-C Charger Manual
What's in the box:
Nitecore UI1 Portable USB-C Charger
USB-C Charger Cord
User Manual
Scratch-off validation serial number
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