High - Efficiency Compact AC Charger for Rechargeable Flashlights (US Plug DC 5.5mm)

🔌 Product Title: 18650 Direct Charge Headlight Flashlight Charger

📦 Overview: The 18650 Direct Charge Charger is a reliable power supply adapter specifically designed to seamlessly recharge 3.7V 18650 and 16340 batteries used in flashlights and other compact lighting solutions. With advanced technical features and a robust design, this charger ensures optimal performance and longevity for your rechargeable batteries.

Technical Specifications:

• Input Voltage Range: 110-240V AC
• Input Voltage Frequency: 50-60Hz
• Output Voltage: 4.2V DC
• Rated Output Current: 500mA
• Efficiency: 80% working efficiency, minimizing energy waste
• Safety Features: Equipped with output short circuit protection and overheating protection for secure charging

🔒 Instructions: The charger features dual output wires. It utilizes a color-coded LED indicator system: a green light signifies normal standby mode, while a red light illuminates during the charging process. Once the battery voltage reaches approximately 4.16V, the red light shifts back to green, indicating that the battery is nearing full charge. The charger continues to provide a gentle trickle charge until the maximum cut-off voltage of 4.21V is reached. This ensures the longevity of your batteries without risking overcharging.

Plug Compatibility: Available in DC3.5mm and DC5.5mm plug styles to accommodate different battery configurations.

🔌 Visual Indicators: The display light indicates charging status: it remains green when the charger is not in use, turns red during the charge cycle, and switches back to green when the battery is fully charged.

💍 Design Features: Complies with US and European regulatory standards, ensuring wide compatibility.

Key Advantages:

• Minimizes interference, boasting exceptional anti-interference performance and reliability.
• Exhibits low DC ripple and high operational efficiency, providing consistent power delivery.
• Operates at lower temperatures, which contributes to a longer service life.
• Supports a broad input voltage range, making it suitable for use globally.
• Features excellent insulation properties and high electrical strength for enhanced safety.

🧩 Safety Features: The charger incorporates multiple protective mechanisms, including short circuit, overcurrent, overload, and overvoltage protections, ensuring safe operation under various conditions.

Packaging List:

• 1 * Charger (other accessories not included)