18650 - 14500 Lithium Battery Single Slot USB Charger (Li-ion Smart Charger)
The 18650 / 14500 Lithium Battery Single USB Charger is a compact and efficient charging solution designed for students, engineers, and electronics enthusiasts in Bangladesh. Whether you're working on DIY electronics projects, robotics, IoT systems, or portable power solutions, this charger ensures safe and reliable charging for your lithium-ion batteries.
Built with intelligent charging technology, this single-slot USB charger automatically detects battery status and applies optimal charging current. It supports both 18650 and 14500 Li-ion batteries, making it a versatile tool for labs, workshops, and home use.
Its USB-powered design allows you to charge batteries using power banks, laptops, adapters, or even solar setups—perfect for flexible and mobile use.
Features:
- Supports 18650 and 14500 Li-ion batteries
- Single-slot smart charging system
- USB powered (5V input)
- Automatic charge cut-off
- LED charging indicator (Charging / Full)
- Reverse polarity protection
- Overcharge & short circuit protection
- Compact and lightweight design
- Ideal for DIY electronics & student projects
Specifications:
| Specification | Details |
|---|---|
| Battery Type | Li-ion (18650 / 14500) |
| Input Voltage | 5V DC (USB) |
| Charging Current | ~500mA – 1000mA (auto) |
| Slot Type | Single Slot |
| Indicator | LED (Red: Charging, Green: Full) |
| Protection | Overcharge, Short Circuit |
| Material | ABS Plastic |
| Size | Compact Portable |
Use Cases:
- 🔧 Electronics lab & university projects
- 🤖 Robotics and IoT development
- 🔋 Power banks and DIY battery packs
- 🚴 Bike light / flashlight battery charging
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