Safety - Passed stringent safety tests to ensure you and your devices' safety Compatible with Google-Nest-Hub, Google-Home-Hub Smart Voice Speaker. Only for amperage equal or less than 1.1A Guarantee - Within 30 days of purchase,we offer a no-questions-asked replacement guarantee and a 360-Day-Quality-Guarantee by the Manufacturer Output Max - 14V 1.1A 15.4W Input Volt Range - 100-240V Package - 1 X power adapter Compatible with Google-Nest-Hub, Google-Home-Hub Smart Voice Speaker