<b>What is effective with the Fitniv Sleep Sound Machine?</b><br> 1) Calm your baby down and lull them to sleep.<br> 2) Masks blocking all disturbances.<br> 3) Creates a peaceful environment in a crowded, noisy environment.<br><br> <b>FUNCTIONS:</b><br> 1. 20 Soothing Sounds:<br> 2. Rechargeable and portable<br> 3. 5 Timers: 15/30/60/90/120 Min<br> 4. Headphone Jack<br><br> <b>SPECIFICATIONS:</b><br> Model: T2<br> Audio Output: 3W<br> Battery Capacity: 3.7V 2000mAh<br> Battery Type: Rechargeable Lithium Battery<br> Battery Lasting: About 70 Hours<br> Charging Voltage: DC 5V<br> Charging time: 3.5 Hours<br> Device Dimension: 97*97*36mm<br><br> <b>What comes with your package:</b><br> 1 × Sleep Sound Machine with lanyard<br> 1 × Charging Cable (without adapter)<br> 1 × User Manual