The selling points of this product are as follows:1. Compatible devices: suitable for smartphones, connect with your mobile phone for real-time monitoring.2. Featured function: night vision function, equipped with professional infrared night vision technology, can realize clear monitoring in low light environment.3. Applicable age group: suitable for infants and children, providing safety protection and monitoring.4. Power mode: It can be powered by battery or charged by USB, so you can choose the way that suits you.5. Working voltage: The working voltage does not exceed 36V, which is safe and reliable.6. Battery property: It adopts rechargeable battery, which is convenient to charge and use again.7. 18650 series lithium battery: 18650 series lithium battery is used to provide reliable battery performance.Seller Information: Please refer to the relevant information provided by the seller.With convenient compatibility and night vision, this product is suitable for users of many ages. Its multiple power modes and reliable battery performance bring you a convenient use experience. Whether it is for home security, child monitoring or other places, this product can meet your needs.