Purchased in 2023, used for 9 dives, and then stored. There are no noticeable scratches or stains. I don't know how to delete the logs, so I will provide them as is. Everything is included in the images; there is no original box. Features: * Equipped with a long-life rechargeable lithium-ion battery * Algorithm based on the same decompression algorithm as the IQ1204 * Scuba, Plan, Freediving, and Gauge modes * Audio/visual alarms and vibration * Adjustable brightness backlight * Nylon strap included Diving Functions: * Log Mode, Gauge Mode, Freediving Mode, Watch Mode * Number of buttons: 4 * Downsampling time: 10 seconds (can be changed) * Displayed depth: Start/1.0m, Range/0.0~99m * Water temperature display: 0~40℃ * Alarms: Audible, visual, and vibration alarms * Backlight * Automatic altitude adjustment * Safety stop * No-decompression limit (NDL) * Nitrox: 1 (21~56%) * History Mode