... A320 Champagne gold color Multifunctional Robot Vacuum Cleaner,LCD,Touch Button,Schedule Clean,Virtual Wall Specification: Main material: ABS Input of ... : 24V DC Voltage of battery: 14.4V Unit average power: 24 watt Charge time: about 5 hours Working time: about 90minutes ... A320 Champagne gold color Multifunctional Robot Vacuum Cleaner,LCD,Touch Button,Schedule Clean,Virtual Wall