Multi-Voltage Lithium Battery Charger: 4.2V, 8.4V, 12.6V, 16.8V, 21V; 1A, 2A, 3A for 18650 and Polymer Batteries

This versatile lithium battery charger is designed to accommodate various voltage needs, featuring adjustable voltage settings of 4.2V, 8.4V, 12.6V, 16.8V, and 21V. It supports charge currents of 1A, 2A, and 3A, making it compatible with a range of battery types, including 18650 and polymer batteries. The charger ensures efficient and reliable charging with its smart circuitry, providing overcharge protection and maintaining battery health. Its compact and lightweight design makes it ideal for both home and portable use, allowing for convenient charging of multiple devices across different voltage requirements. Input Parameters: AC100-240 Output Parameters: DC4.2V1A Suitable: Battery Manufacture country: China Instructions included: No