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[Global-CN04][Pre-order] Efest Slim K4 LED Indicator USB Charger

The Efest Slim K4 Charger is a compact 4-bay battery charger designed for users who need to charge multiple rechargeable batteries at the same time. With four independent charging slots, it can charge up to four compatible batteries simultaneously, making it a practical choice for everyday use. The Slim K4 supports common rechargeable lithium-ion batteries up to 21700 size, including 18650 and 20700 batteries. Its Type-C input provides a convenient charging connection, while the LED indicators ...