Product Description: Thank you for viewing. This is an expansion handset for the 2.4G digital cordless telephone "P4". [Product Contents] Handset (P4) Charging stand AC adapter Genuine battery (built-in) [Condition] As this is a used item, there are minor scratches and scuffs from use, but there is no significant damage. Before listing, it has been carefully cleaned with alcohol wipes, so you can use it cleanly as soon as it arrives. [About the Battery] As it is a consumable item, we cannot guarantee the extent of its lifespan. Please purchase a compatible battery on Amazon or similar if necessary. [Shipping] It will be carefully packed with cushioning material (bubble wrap) and shipped via anonymous delivery. [Notes] Please check compatibility (whether pairing is possible) with your existing base unit in advance on the manufacturer's official website, etc. Instant purchase is OK. Please feel free to comment if you have any questions.