For parts! ⭐️ DEEBOT OZMO 920 Robot Vacuum Cleaner Junk Item It starts up, but the battery seems to be bad, and it stops immediately. Used for about 3 years. This is a junk item, so there is no guarantee of operation. Please purchase with your understanding. ---------------------------------- 【Product Description】 The DEEBOT OZMO 920 utilizes ECOVACS' patented Smart Navi 3.0 mapping and navigation technology to highly scan the layout of the room with a laser throughout the house and create a real-time map on the smartphone app. Equipped with a multi-floor mapping function that can memorize maps of multiple floors. Furthermore, the cleaning ability is 20% improved compared to conventional products due to the improvement of the air exhaust duct in the robot vacuum cleaner. It is ECOVACS' most advanced robot vacuum cleaner, achieving the industry's highest level of quietness by adopting a Japanese-made high-performance brushless motor. · Smart Navi 3.0 High-Performance Laser Mapping Technology · OZMO Mop System · Multi-Floor Mapping Function · Equipped with a Japanese-made high-performance brushless motor ----------------------------------