Nitecore UM4 – Intelligent 4-Slot USB Battery Charger The Nitecore UM4 is a fast, reliable 4-slot battery charger built for users who demand safety, efficiency, and flexibility. Designed to work...
Nitecore UM4 – Intelligent 4-Slot USB Battery Charger
The Nitecore UM4 is a fast, reliable 4-slot battery charger built for users who demand safety, efficiency, and flexibility. Designed to work with a wide variety of rechargeable batteries, this charger features a high-definition LCD screen and intelligent charging modes for accurate monitoring and protection.
Key Features:
Four Independent Bays: Charges four batteries simultaneously, each with its own status and current control
Smart Charging Technology: Automatically detects battery type and capacity, adjusting the charge mode accordingly
Quick Charge Input: Supports USB input at 5V/2A or 9V/2A for faster charging (up to 1.5A in a single slot)
Wide Compatibility: Supports Li-ion, IMR, LiFePO4, NiMH, and NiCd chemistries
Battery Sizes: Compatible with common sizes like 18650, 21700, 26650, AA, AAA, and more
Real-Time LCD Display: Shows voltage, current, charge time, capacity, battery health, and internal resistance
Safety Features: Reverse polarity protection, short-circuit protection, overcharge protection, and restoration for over-discharged cells
Whether you're charging vape batteries, flashlight cells, or everyday rechargeables, the Nitecore UM4 offers precise, dependable performance backed by Nitecore’s industry-leading design and technology.
*Electronic Devices Such as 510 batteries, vaporizers, disposables, etc. are not eligible for exchanges, refunds, or returns once they have been opened. Please refer to the original branded packaging of the item to find the manufacturer's contact information and manufacturer's warranty. Customers will need to contact the manufacturer on their own behalf to request a replacement or solution.
