night lights wireless speaker poebell touch sensor bedside lamp dimmable warm light & color changing mp3 music player, bluetooth speaker with lights for party, bedroom outdoor (updated version) poebell <b>1.how to switch 12/24h system ? </b> <br> military time to standard time,press forward or backward button to switch it,so easy <br> <br> <b>2.is the time display always on? </b> <br> no,after 2 minutes of inactivity the display will darken to save battery press the power button to display the clock again <br> <br> <b>3.how to set the time stay lit up? </b> <br> set to bluetooth mode(blue) and leave it, after 2 minutes the time will show and never go off <br> <br> <b>specifications: </b> <br> main material: abs /silicone <br> screen: led <br> bluetooth version: bluetooth 4.1 <br> support ft./usb: the largest is 32g <br> battery: 4000mah rechargeable battery <br> <br> <b>you get: </b> <br> 1* mini speaker <br> 1* usb cable <br> 1* audio cable <br> 1* user manual<br>