2S Lithium Battery Charger Adapter 8.4V 2A 5.5X2.1mm

Description

2S Lithium Battery Charger Adapter 8.4V 2A 5.5X2.1mm The 2S Lithium Battery Charger Adapter 8.4V 2A 5.5X2.1mm is a reliable and efficient charger designed for 2-cell lithium-ion batteries, providing a constant 8.4VDC output at 2A. It features built-in safety protections against overcharge, overcurrent, short circuits, and overheating, supports universal AC input (100-240V), and includes an LED indicator for charging status. Made from durable, fire-resistant ABS, it ensures safe use and a long lifespan, with a positive center polarity and a convenient 90 cm cable length, making it ideal for a variety of electronic devices requiring stable 2S battery charging. This charger does not balance batteries and requires packs with integrated protection. Features Suitable for charging 2S lithium-ion batteries (two cells in series) with an output voltage of 8.4V. Provides a constant charging current of 2 amps for efficient, fast charging. Built-in safety protections against overcharging, overcurrent, short circuits, and overheating. Supports universal AC input voltage range from 100V to 240V for global compatibility. Made from durable, fire-resistant, and environmentally friendly ABS material. Equipped with LED indicators to show charging status: red during charging, green when fully charged or no load. Features a positive center and negative outer polarity with a 5.5 x 2.1mm plug size. Includes a 90cm cable for convenient connection to devices. Designed for safe, interference-free operation, ideal for headlights, toy cars, and balance cars. Compact size for easy portability and integration. Does not provide battery balancing; suitable for battery packs with built-in protection circuits. Specifications Parameters Details Material ABS Color Black Plug Type EU Plug Input Voltage AC 100–240V, 50/60Hz Output Voltage 8.4VDC Output Current 2A LED Indicator Two-color LED: Red (Charging), Green (Fully Charged or No Load) Output Jack Size 5.5mm X 2.1mm Connector Polarity Inside Positive (+), Outside Negative (–) Charging Indicator Two-color LED: Red (Charging) / Green (Fully Charged or No Load) Adapter Size 85mm × 50mm × 30mm Cable Length 90 cm Protection Features Over-Voltage, Over-Current, Short-Circuit Protection Applications Charging 2-cell lithium-ion battery packs used in DIY power banks and portable chargers. Powering remote control toys and RC vehicles. Charging batteries for handheld electronic devices and gadgets. Use in robotics for efficient, safe battery charging. Powering headlights and small portable lighting devices. Use in balance cars and electric scooters requiring 7.4V battery packs. Suitable for custom electronic projects with 2S lithium-ion battery configurations. Package Contents 1 x 2S Lithium Battery Charger Adapter 8.4V 2A 5.5X2.1mm

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