Portable white noise sound machine for noise, baby sleep machine, 10 soothing sounds, adjustable volume, built-in rechargeable battery, USB

Features: 【10 Soothing Sounds】 10 built-in soothing sounds - white noise / Lullaby 1 / crickets / ocean waves / clock / birds / heartbeat / Lullaby 2 / stream / Lullaby 3, which can keep young children feeling safe and relaxed, then gradually drift to sleep. 【Comfortable Timer and Adjustable Volume Function】 You can set the timer options between 15/30/60 minutes to help conserve energy; the adjustable volume design allows you to create the best sleep environment for your baby. 【Automatic Noise Detection Mode】 If continuous noise is detected for 10 seconds, simply play music yourself, and the sleep device will automatically stop after 15 minutes of operation, enter detection mode again, and repeat throughout the time. 【Built-in Rechargeable Battery】 300mAh built-in battery rechargeable via the included USB cable, full charge in one hour and lasts for 23 hours of operation, no need to worry about shutdown issues. 【Compact and Portable】 Small size and lightweight, very convenient to carry and suitable for travel use; comes with a short cord, you can hang the sleep machine on strollers or anywhere else to save space. Specifications: Model: Q3 Color: White Materials: ABS + Silicone + Electronic Components Power: 1 watt Battery capacity: 300mAh Input voltage: DC 5V Charging current: 1A Charging time: 1 hour Working time: 23 hours Item size: 9.3*8*2.8 centimeters / 3.7*1.1*1.1 inches Item weight: 66 grams / 2.3 ounces Package size: 20*11*3 centimeters / 7.9*4.3*1.2 inches Package weight: 120 grams / 4.2 ounces Packing list: 1 * Sleep machine 1 * USB cable 1 * Cord 1 * User manual (English) Shipping: 1. We guarantee to ship the goods within 24-72 hours after payment confirmation, except during holidays. 2. We ship via China Post, HKpost EMS, DHL, FedEx, according to your choice when placing the order. 3. If you do not receive the product after 45 days, please feel free to contact us. We will do our best to resolve the issue. 4. We are not responsible for delays caused by customs, import fees, taxes, or other customs charges. Warranty: 1. All items come with a one-year warranty. If your purchase does not meet quality, suitability for purpose, or matches the description, we can ensure to resolve your issues. 2. For items shipped incorrectly, please contact us within 48 hours after delivery. We will arrange to deliver the correct items or refund all paid amounts. 3. For defective or damaged products, please take photos or videos, and we will resend or refund after confirmation.