Nitecore UMS4 User Manual

UMS4
• Automatic and High-Speed Charging
• Real-time Information Display
• Over-Discharged Li-ion Battery Activation
and IMR Battery Restoration
Intelligent USB
Four-Slot Superb Charger

Nitecore UMS4 Specifications

General

Number of Charging Slots	4
Display	LCD
Output Voltage	4.35V±1% / 4.2V±1% / 1.48V±1%
Compatible Battery Types	Li-ion / IMR / LiFePO4
Compatible with	Li-ion, Ni-MH, Ni-Cd, LiFePO4 batteries
Special Features	Overcharge protection, Reverse polarity protection, Temperature monitoring

Summary

Accessories and Specifications

Accessories

Details the included USB Charging Cable.

Technical Specifications

Details input/output, compatible battery types, dimensions, and weight.

Operating Instructions and Default Settings

Operating Instructions

Guide on connecting power, inserting batteries, and initial charging behavior.

Smart Charging and Battery Compatibility

Details intelligent charging based on battery type and capacity, listing compatible batteries.

Default Settings

Presents the default charging parameters for different battery types and capacities.

Charging Settings and Battery Monitoring

Charging Settings and Modes

How to manually set charging voltage, current, and utilize QC charging mode.

Battery Monitoring and Protection Features

Covers internal resistance, volume calculation, and various protection mechanisms.

Lithium-ion Battery Safety Instructions

Charging Voltage and Current Safety

Strict voltage and current guidelines for safe lithium-ion battery charging to prevent damage.

Battery Handling and Storage Precautions

Key precautions for handling lithium batteries and recommendations for long-term storage.