CH4 4-Slot USB-C Li-ion Battery Charger for 18650/26650/21700

Your ultimate charging companion! This CH4 4-slot USB-C Li-ion Battery Charger is designed for a wide range of rechargeable lithium-ion batteries, supporting many popular sizes on the market. With its modern USB Type-C port, charging is more convenient than ever. Whether you're powering up batteries for flashlights, power banks, or other electronic devices, this smart charger provides a safe, efficient, and precise power top-up.

Key Features & Specifications

• Wide Compatibility: Works with various lithium-ion battery models, including: 26650, 18650, 21700, 18500, 16340, 14500, and 10440.
• USB-C Port: Uses a standard USB 5V 2A Type-C input, allowing you to power it easily with a phone charger or power bank.
• Smart Charging: Features 4 independent charging slots, enabling you to charge different batteries simultaneously. It provides a constant current output of 1A (one slot) and 0.5A (three slots), with a total output of up to 2A to ensure charging efficiency.
• Safety Protection: Equipped with a precise cut-off voltage of 4.2V ±1% to effectively prevent overcharging, extending battery life and giving you peace of mind.