EFEST SLIM K2 CHARGER

The Efest K2 Slim Charger is a simple, lightweight, and efficient dual-slot charger made for everyday use. Designed to work with a wide range of lithium-ion batteries, this micro-USB-powered charger is perfect for users who want a portable and dependable solution for charging two batteries simultaneously. Whether you're at home or on the go, the K2 provides reliable, consistent performance with essential safety features to give you peace of mind.

Product Features

• Dual-Slot Charging: Charges two batteries at up to 1A each, depending on the input power source.
• Smart LED Indicators: A white LED lights up while charging; blue indicates a full charge.
• Safety Protections Built-In: Equipped with reverse polarity, over-current, over-voltage, and short-circuit protection.
• Durable Build: Piano wire springs for smooth sliding and long-lasting performance—tested over 15,000 cycles.
• Precision Charging: Chromium-plated steel cathodes offer lower resistance and more accurate voltage delivery.

Product Specification

• Input: DC 5V / 2A (via Micro USB)
• Output Current: 1A × 2
• Auto Cut-Off Voltage: 4.2V ± 0.05V
• Auto Recharge Voltage: 4.10V ± 0.1V
• LED Charging Indicator: White (charging), Blue (fully charged)
• Compatibility: Supports most common Li-ion battery sizes (see list above)
• Included:
  • 1 × Efest K2 Slim Charger
  • 1 × Micro USB Charging Cable

⚠️ Always supervise batteries during charging and ensure compatibility with the charger for safe use.