Just tap the top sensor to switch between different modes and colors, support Micro-SD card. Perfect for bedroom, office, living room, bathroom, yoga, spa, baby room.Briefly Contact the top grille (speaker) to set the brightness to 3 intensities (low, medium and high).With built-in 2200mAh lithium battery, which can play up to 12 hours of music at 50% volume (off); 5 hours of music at high brightness; 120 hours under low light (no music) ). Use the USB cable to charge easily, and it only takes 3 hours to fully chargeIt is your best gift to dad, mom, siblings, couples, friends. The best gift choice in such wonderful holidays, Christmas, Birthday, Thanksgiving, Easter, Anniversary, Father's Day, Mother's Day.Switch mode: Click the mode button from the bottom in order to switch Bluetooth mode, TF card mode, FM mode, timer function, Clock mode.When insert 3.5mm audio cable, the speaker will automatically switch to audio input mode.Alarm clock setting: Long press the multifunction button on the bottom to active the alarm setting, the alrm icon will be on and flash to show the hours and minutes to be set.Name: Alarm clockCharging input: DC5V/ 1ABluetooth Version: V4.2+EDRCharging Time: 3~3.5 hoursPower Output: 4WBattery Capacity: 3.7V/2200mAhFrequency Range: 50 Hz-20 kHzDistortion: less than 0.5%Signal to Noise Ratio: greater or equal to 65 dbShell Material: ABS, PP, Metal panelAudio Support: Bluetooth/TF card/AUX in audio input Mode/ FM modeTransmission Range: 10m (Depend on the environment and obstacle)Music Time: 5-10HLighting Time: 5H on high brightness, 120H on low brightnessColour: WhiteMaterial: ABS+PP+metalSize: 95 x 122mmPackage Contents:1 x bedside lamp1 x USB charging cable1 x 3.5 mm audio cableOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.