18650 Battery Charger, Single-Slot Universal 3.7V Battery Charger for 18650 21700 26650 14500 16340 Li-ion Rechargeable Batteries

Additional Details from the Manufacturer

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More features

• ✔ Built with integrated safeguards including over-charge, over-voltage, short-circuit, and over-current protection. Our 3.7V 18650 21700 26650 battery charger automatically stops charging when the battery is full, preventing damage to your batteries and ensuring complete peace of mind during use.
• ✔ Designed specifically for 3.7V lithium-ion batteries, this 18650 battery charger delivers the optimal voltage to efficiently power a wide range of devices, including drones, RC toys, security cameras, and various handheld electronics, ensuring safe and rapid charging every time.
• ✔ Charges 18650, 20700, 21700, 26650 li-ion batteries (size-adjustable slots).The charging current is 2A.
• ✔ Lightweight (100g) with USB-powered design (cable included)—connect to power banks, laptops, or car adapters.
• ✔ Fireproof ABS shell + heat dissipation holes for safety and longevity.