【Dual Port Replacement Charger for Makita】Input type: AC 110~220V 50/60Hz, 120W Output: DC 14.4~18V Automatic voltage adjustment Maximum 4A, dual charger and fast charger. You can charge two batteries at the same time. Charges all kinds of Makita 14.4V and 18V lithium-ion batteries. 【Multiple intelligent chip protection】Built-in cooling fan to make the battery work more efficiently. Reduce the temperature of battery and charger to extend battery life. Built-in LED indicator lights. FCC CE and RoHS certification. Universal tool model: 14.4V/18V lithium battery Battery charger input: 110V~240V universal Battery charger output: 14.4VV to 18V DC 3A Compatible battery type: 14.4V, 18V Li-ion battery Charging protection: Built-in circuit protection to prevent overheating, short circuit, long charging and damage battery detection. Compatible models: 18V BL1815 BL1830 BL1840 BL1845 BL1860 14.4V BL1415 BL1430 BL1440