RYOBI introduces the 18V ONE+ 6-Port Dual Chemistry IntelliPort SUPERCHARGER with USB Port with 1.5 Ah Battery and 4.0 Ah Battery. IntelliPort Technology allows users to maximize battery life while requiring less charging time than standard chargers. Featuring a 2 Amp USB Port allows users to charge smart devices while charging ONE+ batteries. The indicator lights show the battery and port status as batteries are charged and maintained. The charger includes sensors to determine whether your batteries are either too hot or too cold to charge and alert you with temperature indicator lights. This unit can charge both lithium-ion and Ni-Cd batteries in the RYOBI ONE+ series. Best of all, it is part of the RYOBI ONE+ System of over 175 cordless tools that all work on the same battery platform. Backed by the RYOBI 3-Year Manufacturer's Warranty, this 18V ONE+ 6-Port Dual Chemistry IntelliPort SUPERCHARGER with USB Port includes two 1.5 Ah Batteries, two 4.0 Ah Batteries, an operator's manual.