NO EXTRA HARDWARE REQUIRED Convenient smart WiFi bulb with no extra hardware required ANYWHERE AND ANYTIME Easy setup and control from anywhere with the free Kasa app SAVE ENERGY Save energy without sacrificing brightness or quality DIMMABLE LIGHT Dimming flexible white light for customized lighting COMPATIBILITY Compatible with Android, iOS and Amazon Alexa bSpecifications/b NETWORK Protocol IEEE 802.11b/g/n Wireless Type 2.4GHz, 1T1R System Requirements Android 4.1 or higher, iOS 9 or higher GENERAL Certification EMC, RoHS, CE Pack