I purchased this at the end of last year and have kept it stored, unused. I also purchased an extra battery, which I will include. This is a baby alarm that detects a baby's movements and alerts you with an alarm. - Brand: BabySmile - Model Name: E-202 - Operating Temperature Range: 20-50°C - Function: Detects movement during sleep and alerts you with an alarm This is a single item also listed on other sales channels! Please be sure to check for availability before purchasing. If it is purchased on another sales channel first, I may have to cancel your order. Thank you for your understanding. Price negotiations are welcome! ☆☆☆When negotiating the price, please be sure to state your desired price first☆☆ I will ship it quickly! Please feel free to comment if you have any questions. ◎This is a one-of-a-kind item, so returns and exchanges are not possible.