This is a high-quality replacement Li-Ion battery charger designed for 12V, 14.4V, and 18V Milwaukee lithium batteries. Constructed with durable, eco-friendly materials for long-lasting performance and stability. Features built-in protection against overcharging, overcurrent, overvoltage, overheating, short circuits, and more to help ensure safe and reliable charging. Features: - Made with high-molecular eco-friendly material for durability and long service life - Built-in protection board for overcharge, overcurrent, and overvoltage protection to maintain stable charging - Includes control switch for easy operation and full compatibility with original batteries - Provides charging protection and detects damaged batteries - Designed as a fast charger for electric power tools - 3A charging current with output support for 12V, 14.4V, and 18V systems - Compact and lightweight design saves space - Compatible with all Milwaukee 12V, 14.4V, and 18V lithium-ion batteries including: M12, M14 Li-ion 14.4V Battery, M18 Li-ion 18V Battery Models: 48-11-1840, 48-11-1811 12V: M12 B 1.5Ah, M12 B2 2.0Ah, M12 BX 3.0Ah 18V: M18 B 1.5Ah, M18 BX 3.0Ah, M18 B4 4.0Ah Compatible with Milwaukee C12 C, C14-18C, M12-18C, M28C chargers Specifications: - Name: Li-ion Battery Charger - Input Voltage: 110-220V - Output Voltage: 12-18V - Frequency: 50-60Hz - Item Size: 180 x 145 x 80mm / 7.09 x 5.71 x 3.15in - Package Size: 185 x 150 x 85mm / 7.28 x 5.91 x 3.35in - Package Weight: 600g / 1.32lb Package List: 1 x Replacement Charger 1 x User Guide