230V to 18V 500MA 5m Power Supply Adapter Cable For Video Doorbell Features Forgo the hassle of changing your battery by directly connecting your Ring Video Doorbell to the power adapter. The 5m long cable can be set up in minutes. CONTINUOUS CHARGING - You can now let your video doorbell operate continuously without the need to remove it to change its battery. This enables uninterrupted operation and on-demand viewing. NO BATTERY - Our Power Adapter allows you to keep your Doorbell always juiced up. No more downtime and interruptions due to empty batteries. Specifications Input: 100120V, 220V240V 50/60Hz Frequency: 47Hz63Hz; Output power: 9W Output voltage: AC18V5%; Output current: 500MA Work efficiency>98% Working temperature range: -20-45. Humidity: 30%85%; Transportation and storage environment: temperature: 0C75C, humidity: 0%95%; Overload protection, overcurrent protection, anti-start shock, anti-electronic interference; Package Include:1 * Power Adapter Note: Due to different personal measurement methods, there will be an error of 2-4 cm, please understand Thanks for your support Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!