With this pocket-sized bluetooth shutter(AB Shutter 3), you will never miss any moment for group photos and selves as well. It makes everything much easy and it also means that you can fix the phone with a stand or tripod instead of holding it all the way. Step 1: you can put the battery after Step 2: if you want to connect to Android you need to press the Android button for 15 sec and the blue light will blink continuously so you can turn on Bluetooth from your mobile and scan you will find a name remote shutter or shutter remote after that u select the above name and it will ask for password the default password is 0000.