When you receive a phone call or text, Milo Corgi will be sure to let you now by blinking and flashing! It also acts as an ambient light. The Basics: 3 AAA Batteries required (not included). When Milo receives a signal from your phone it will automatically blink and flash. It is also an ambient light if you do not want to use the signal function. Works with Android and Iphone (Iphone 6 and up) Please note, the blinking mechanism may or may not blink when receiving a phone call or text. It will depend on the strength of the signal. It does not connect through bluetooth.