10Pcs TP4056 1A Linear Lithium Ion Battery Charger 3.7V-4.2V with Overcharge Protection Type-C USB Interface

Product Description

Compact and Efficient USB-C Battery Charger with Advanced Protection  Key Features: - Compact Design: Small and portable, perfect for on-the-go charging. - USB-C Power Supply: Compatible with most PD fast charging adapters, ensuring quick and efficient charging. - High Current Charging: 1A high current linear charging for faster battery top-ups. - Advanced Protection: Built-in protection board with overvoltage, over-discharge, and overcurrent protection to keep your devices safe.  Technical Specifications: - Input Voltage Range: 5V to 6V - Output Voltage: 4.2V - Charging Current: 1A - Board Size: 14mm x 18mm x 5mm (Type-C port protrudes about 1.5mm)  Smart Charging Features: - Automatic Termination: The charging cycle automatically stops when the current drops to 100mA after reaching the final float voltage. - Restart Mechanism: When the battery voltage falls below 4.05V (approximately 80% to 90% of battery capacity), the charging cycle restarts. - Pre-Charge Mode: If the battery voltage is below 2.9V, the charger will pre-charge the battery with a 100mA current to ensure safety.  Protection Details: - Overvoltage Protection: Protects against excessive voltage. - Over-Discharge Protection: Activates at 2.4V to prevent deep discharge. - Over-Current Protection: Safeguards against currents exceeding 4A.  First-Time Use Tip: Connect the power supply to activate the protection board before first use.  Package Includes: 10PCS  Ideal for: - Travelers who need a reliable and compact charging solution. - Tech enthusiasts looking for a high-performance, protected charging option. - Anyone in need of a versatile and safe battery charger for their devices.