This is a junk SwitchBot S1 robot vacuum cleaner. 【Condition】 ・Powers on ・Charging is possible, but the battery is a consumable item and may be degraded. ・Moves back and forth in place and gets lost. ・It has been confirmed that it can return to the charging base near the charging base (on the white sheet). ・Likely caused by deterioration/failure of the bottom sensor. ・Tried countermeasures such as masking tape, but it did not improve. ・Used for about 2 years. 【Included Items】 ・Main unit ・Charging base ・Power adapter ・Dust box (as shown in the photo) ※Original box and instruction manual are not included. ※Everything in the photos is included. 【Appearance】 ・Has dirt and minor scratches from normal use. ・Please check the photos for details. 【Shipping】 ・Shipping included (seller pays) ・Shipped via Rakuraku Mercari delivery service. ・Will be cleaned and packaged with bubble wrap and cardboard. 【Notes】 ・This is a junk item, so please assume it is for repair or parts. ・No operational guarantee. ・No returns or refunds. Please purchase only if you understand the above.