The NEW i4 charger from Nitecore improves upon the original model with six new features:

• 100% Charging Acceleration
• Active Current Distribution Technology
• Expanded Compatibility to Support 3.7V and 4.35V batteries
• IMR Battery Restoration
• Automatic Current Selection Based on Battery Capacity
• Automatic Detection of Non-Rechargeable Lithium Batteries

Safety features include:

• Optimisation for IMR charging by monitoring the voltage stays within safe limits
• Overtime charging protection, limiting to 20 hours
• Made from fire retardant, flame resistant materials
• Automatic Intelligent Temperature Control preventing overheating