Decluttering. Brand unknown. Working at the time of listing. I don't know how to set it up. Black digital wristwatch with alarm function. - Color: Black - Functions: Digital display, alarm, day of the week display - Band Material: Rubber - Features: Light function, mode switching possible Returns and refunds are strictly refused for any reason to prevent switching. No complaints. No price reduction. No receipts. Recycled materials used to reduce waste. Please understand that there may be insufficient explanations or errors in the description as this is a personal inspection. Thank you for viewing.