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 high-molecular materials, it offers stable performance, impact resistance, and long service life. Features built-in eight-layer protection including overheat protection, short circuit protection, overcurrent protection, overtime protection, overcharge protection, leakage protection, and overvoltage protection. Features: - Made from high-molecular eco-friendly material for durability, stability, and extended service life - Built-in protection board provides overcharge, overcurrent, and overvoltage protection to maintain stable charging current - Equipped with a control switch for easy operation and full compatibility with original batteries - Offers charging protection, prolonged charging capability, and detection of 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 and allows for convenient storage and transport - Compatible with all Milwaukee 12V, 14.4V, and 18V lithium 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 Note: Due to differences in lighting and screen settings, the item color may vary slightly from images. Slight dimensional variations may occur due to manual measurement.