Usage Tips: This is a high-quality replacement Li-Ion battery charger for 12 V, 14.4 V, and 18 V Milwaukee lithium batteries. Made with high-molecular eco-friendly materials, it is durable, stable, and designed for long service life. Features built-in protection mechanisms including overheat protection, short circuit protection, over current protection, overcharge protection, overvoltage protection, and leakage protection. Features: - Constructed with high-molecular eco-friendly material for durability and long service life - Built-in protection board provides overcharge, over current, and overvoltage protection to ensure stable charging performance - Equipped with a control switch for easy operation and reliable compatibility with compatible batteries - Offers charging protection and detects damaged batteries during charging - Fast charging capability for electric power tools - Charging current: 3A; Output: 12 V, 14.4 V, 18 V - Compact and lightweight design saves space - Compatible with the following Milwaukee lithium-ion battery models: - M12, M14 Li-ion 14.4 V batteries - M18 Li-ion 18 V batteries - Model numbers: 48-11-1840, 48-11-1811 - 12 V: M12 B 1.5Ah, M12 B2 2.0Ah, M12 BX 3.0Ah - 18 V: M18 B 1.5Ah, M18 BX 3.0Ah, M18 B4 4.0Ah - Also compatible with Milwaukee C12 C, C14-18C, M12-18C, M28C chargers Specifications: - Name: Li-ion Battery Charger - Input voltage: 110220 V - Output voltage: 1218 V - Frequency: 5060 Hz - Item dimensions: 180 145 80 mm (7.09 5.71 3.15 in) - Package dimensions: 185 150 85 mm (7.28 5.91 3.35 in) - Package weight: 600 g (1.32 lb) Package List: - 1 Replacement Charger - 1 User Guide