Hitachi UC18YGSL 7.2-18-Volt Universal Charger (Discontinued by manufacturer) UC18YGSL 14.4 - 18v Lithium-ion Battery Charger Charge Time: 40-90 minutes depending on the type of battery Requires 120v 60hz input voltage and has the standard 2-prong North American plug Designed to recharge battery models such as: BSL1830, BSL1815X, BSL1815S, BSL1825 BSL1430 and BSL141 Full Hitachi Warranty by Authorized Hitachi Distributors