10 - Pack Lithium Battery Charging Module with USB Type C Port and Protection (10pcs mini usb)

Product Overview:

🧩 Optimize your battery charging capabilities with our 10-piece set of 5V 1A 18650 Lithium Battery Charging Boards. Designed for efficiency and versatility, these mini modules are equipped with advanced protection features, ensuring smooth and safe charging for your lithium batteries.

🔧 Key Features:

• Complete Set: Includes 10 charging boards, ideal for various DIY projects and applications.
• Multi-Voltage Compatibility: Operates at a standard input voltage of 5V, compatible with most USB power sources.
• Precise Charge Control: The charging cut-off voltage is accurately calibrated at 4.2V ± 1%, ensuring optimal battery health.
• Efficient Charge Rate: Supports a maximum charging current of 1000mA (1A) for quick and reliable battery replenishment.

🛠️ Specifications:

• Input Voltage: 5V
• Charging Cut-Off Voltage: 4.2V ± 1%
• Maximum Charge Current: 1000mA
• Over-Discharge Protection: Activates at 2.5V, safeguarding your batteries from damage.
• Overcurrent Protection: Prevents excessive current flow with a cut-off threshold of 3A.
• Board Dimensions: Compact size of 2.6 * 1.7CM, perfect for fitting into various projects effortlessly.

🧩 Convenient Design:

🧩 These boards feature a MICRO USB female input, allowing for direct connection to standard cell phone chargers. Additionally, they have retained input voltage wiring joints, making them highly adaptable for DIY enthusiasts to integrate into custom setups.

Usage Instructions:

🔋 When first connecting the battery, you may notice no voltage output between OUT- and OUT+. Simply apply a 5V input to activate the board. If the battery is disconnected (from B+ and B-), it will also require charging to reactivate.

⚡ To use with a phone charger, ensure the current input meets or exceeds 1A for optimal performance. Connect the battery to the designated B+ and B- terminals, plug in your charger via the USB female port, and monitor the charging status: a red light indicates charging, while a green light signifies that the battery is fully charged.

🧩 Safety Precautions:

• Keep boards away from fire and extreme temperatures to prevent hazards.
• Due to small components, it's advised to keep away from children under three years old.

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