Brand New & Sealed. Strong suction power of 3000 Pa. With Alexa and Google Home. 850T offers 3 cleaning modes. 500ml Big Dust Box. Introducing Proscenic 850T Robot Vacuum Cleaner. Suction is adjustable in 3 levels to meet your different needs. Low profile 2.8in design make sure an effective cleaning, and access every hard-to-reach corner and the bottom of the furniture. [SMART & CONVENIENT CONTROL] The robot vacuum can be controlled by the remote control, APP and Alexa & Google Home voice command. Use the ProscenicHome App to monitor the cleaning path, schedule cleaning plan, adjust suction level, change cleaning mode, etc… Note: It only supports 2. [3 IN 1 SWEEP, VACUUM & MOP] Mop and vacuum in the same time with the electronically controlled 2-in-1 water tank and dustbin included, you can control the water level according to your needs. Works at a low noise less than 60 dB with 4 different cleaning modes: AUTO / SPOT / EDGE / MOPPING. [120MIN DURABLE RUNTIME] Powered by 2600mAh Li-ion battery, the 850T robotic vacuum cleans for up to 120 min per charge, and automatically go back to the charging base for recharge. Works in programmed pattern that eventually reaches every area that it can access for a efficient and effective clean. Automatically increase suction power when carpet is detected. Noise in Decibels (dB) 62-75dB. Dust Collector Capacity 300mL. Water Tank Capacity 300mL. Multi-Surface Cleaning Hard Floors to Low-Pile Carpets.