<b> 1. Environment Friendly LED Display: </b><br /> Time will not always on, after two minutes of inactivity, the display will be darken, if you want to wake it up please tap. <br /> If you want the time always stay, please set Bluetooth Mode(BLUE) and leave it alone. 2 minutes later time will show and never go off. <br> <br> <b>2. How to switch 12/24H system? </b><br />Want standard time? Press forward or backward button to switch it, very easy! <br> <br> <b>3. How to set the Alarm? </b><br /> Press MODE twice, you will see the alarm clock function. Hold the MODE button, the hour will begin to blink. Adjust with forward and backward buttons until reach the desired hour. Press MODE and repeat the same operation to set minute and alarm ON. <br> <br> <b>4. How to set my favorite music as alarm sound? </b><br /> Create a folder which is named "ALARM" in your micro SD card or USB Flash Drive, put your alarm sound in this folder, that's all. <br> <br> <b>5. How to freeze the beautiful color? </b><br /> 48 colors cycling automatically, If you want a certain color, please put your hands on it and hold still until your favorite color appears. <br> <br> <b> Aisuo Night Light Specifications:</b><br />1. Main Material: ABS /Silicone.<br /> 2. Bluetooth Version: Bluetooth 4.0.<br /> 3. Bluetooth Range: 10m.<br /> 4. Charging Time: 6 Hours. <br /> 5. Support TF/USB: 1 - 32G. <br /> 6. Battery: 4000mAh Built-In Lithium rechargeable battery, it is unnecessary to worry about out of power. <br> <br> <b>Note:</b><br />My dear customer, if you have any question about this item please feel free to contact with Aisuo.<br><br><b>Aisuo Night Light Package List:</b><br/> -1 x Bluetooth Night Light Speaker. <br> -1 x USB Charging Cable.<br> -1 x AUX Cable.<br> -1 x User Manual.