Unable to confirm functionality due to a dead battery. Used within a household. Items included: Main unit, battery pack (EB12B 12V2000mAh) ■ Condition: JUNK (no warranty) ※ Please be aware that we cannot address any defects or conditions not mentioned in the description due to the item being JUNK. ※ We have not performed any operational checks. ※ This product is JUNK (no warranty). ※ JUNK items are non-refundable and non-returnable. We cannot accept returns, refunds, or exchanges for any reason, including defects not mentioned in the description. Please refrain from bidding if you do not understand this. ※ We have extracted the manufacturer's specifications, but we cannot be held responsible for any discrepancies in specifications or condition. Please understand this before bidding. Thank you for viewing.