1-Slot Type-C Lithium Battery Charger Overview
The 1-Slot Type-C Lithium Battery Charger is a compact, reliable charging solution for individual cylindrical lithium-ion cells. Designed for hobbyists, DIY electronics builders, flashlight users, and everyday gadget owners, this charger supports 16340, 14500, and 18650 cells and delivers smart, safe charging through a USB Type-C input.
Why this Type-C lithium battery charger stands out
- Ultra-portable single-slot design for convenient on-the-go charging
- USB Type-C input for wide compatibility with modern power sources
- Intelligent charging management that auto-adjusts current to the battery type
Key Features
- Supported cells: 16340, 14500, and 18650 lithium-ion rechargeable batteries
- Single-slot charger – charges one battery at a time
- Independent charging system automatically adjusts current for safe charging (0.5A to 1A)
- USB Type-C input for universal and durable connectivity
- LED indicator light: Red = Charging, Green = Fully Charged
- Spring-loaded contacts for a secure battery fit
- Durable ABS housing that is lightweight and portable
Safety Protections
This charger includes multiple safety layers to protect both the user and the battery during charging:
- Overcharge protection – stops charging when the battery is full
- Over-discharge recovery – helps revive deeply discharged cells
- Short-circuit protection – prevents accidental damage
- Overheat protection – maintains safe charging temperature
- Reverse polarity protection – prevents damage if the battery is inserted incorrectly
Specifications
- Input voltage: 5V DC via USB Type-C
- Charging output: approximately 4.2V regulated
- Charging current: 0.5A to 1A (auto-adjusts)
- Supported cells: 16340, 14500, 18650 Li-ion
- Slot count: 1 (independent)
- LED status indicator: Red = Charging | Green = Full
- Body material: ABS plastic
Applications
Ideal for a wide range of devices and projects, including:
- Flashlights and LED torches
- DIY electronics and robotics projects
- RC cars, drones, and battery-powered toys
- Portable fans and small gadgets
- Power banks and battery packs
- Everyday rechargeable battery devices
How to Use
- Connect a USB Type-C cable to a 5V DC power source such as a wall adapter, laptop, or power bank.
- Insert the rechargeable cell into the slot with correct polarity; spring-loaded contacts will secure the battery.
- Observe the LED: Red indicates charging, Green indicates fully charged. The charger will stop charging automatically when complete.
- Remove the battery and disconnect the charger from the power source.
Why Choose This 1-Slot Charger
- Compact and lightweight for travel and field use
- Simple plug-and-charge operation for beginners and pros
- Universal compatibility with the most common Li-ion sizes
- Enhanced safety with smart protection circuits for reliable charging
- Cost-effective single-battery solution for users who only need occasional charging
Compatibility and Notes
This charger is compatible with the most common cylindrical Li-ion rechargeable cells listed above. It is not intended for non-rechargeable batteries or other chemistries. Always follow battery manufacturer guidelines and inspect cells for damage before charging.
Note
Images are for illustration purposes only.
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