The iRobot Braava Jet Robot Mop Li-Ion Battery 4446040 is a high-quality electric cordless battery designed for iRobot vacuum cleaners. This set includes a charger and is made of durable plastic material. The multicolor battery is compatible with iRobot robots and has a unit quantity of 1. With no manufacturer warranty, this battery and charger set is a reliable and efficient choice for keeping your home clean and well-maintained. Made by iRobot, a trusted brand in home cleaning, this set is a must-have for anyone looking to effortlessly clean their floors.