4-Bay 5V 2A 18650 Battery Charger

Product Description

What problems can the battery charger encounter? The old charger used a 110V voltage, which may cause a fire. Additionally, the charger power plugs are not compatible with different countries, leading to inconvenience. Moreover, the fixed battery size of the general charger only allows the use of 18650 batteries.

Introducing the GRACETOP Smart Battery Charger, offering the best product experience. This charger operates at a safe 5V voltage, avoiding the risk of fire and ensuring the safety of children. Its USB port plug design allows for universal compatibility, making it suitable for use in various environments such as power banks, car adapters, computers, and USB power adapters. The charger slider design enables support for multiple battery sizes, including 18650, 14500, and 16340, but does not support the 26650 battery size, 1.2V AA/AAA batteries, or 0V battery activation.

The USB Battery Charger provides protection against over-charge, over-heat, over-voltage, and short-circuit. The charger indicator light turns red when the batteries are being charged and green when they are fully charged.

The Universal Battery Charger offers compatibility with various 3.7V batteries such as 18650, 18490, 18350, 17670, 17500, 16340, 14500, and 10440. However, it does not support Alkaline batteries, 26650 battery size, 1.2V AA/AAA batteries, or 0V battery activation. The microprocessor controls the charging process, automatically stopping when the battery is fully charged. It also features reverse polarity protection and short-circuit protection for added safety.

The Universal 18650 Battery Charger can charge different types of DC cylindrical 3.7V lithium-ion batteries, including 18650, 10440, 14500, 16650, 14650, 18350, 18500, and 16340 rechargeable batteries. Note that it is not compatible with 1.2V primary cells such as Alkaline, Zinc-Carbon, Lithium, CR2, or any other unsupported chemistry. The package includes a USB 18650 Battery Charger and an English user manual.

Features of the charger include the ability to charge 4pcs 3.7V batteries simultaneously, automatic detection of battery status and selection of appropriate voltage and charge mode, automatic charging stop when complete (excluding 0V battery activation), and excellent heat dispersion and reverse polarity protection. The charger is designed for optimal heat dissipation.

The charger is equipped with a universal USB interface, operating at 5V, ensuring compatibility and convenient recharging of lithium-ion batteries through laptops or other devices.

Safety is a top priority, and the charger incorporates special charge and discharge management circuits to prevent damage to the Li-ion battery from reverse polarity, short circuit, overcharge, over-discharge, and over-current. This guarantees user safety and peace of mind.

The package includes one 18650 Charger. The product comes with a 100% satisfaction guarantee. For any questions or issues with the 4-channel 18650 battery charger, please contact the seller via email, and a response will be provided within 24 hours. If there are any quality issues, the seller offers a full refund or a replacement charger.

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