VEVOR Sound Machine, 20 Soothing Sleep Sounds, 4-in-1 Hangable White Noise Sound Machine with Auto-Off Timer, Soft Ring Light

Item Model Number: HFD-W30 Number of Soothing Sounds: 18 Maximum Output Volume: 72 dB Signal-to-Noise Ratio (SNR): ≥ 80 dB Rated Power: 2.4 W Frequency Response: 180Hz–20kHz Lithium Battery: Single 18650 Cell, 3.7V / 1200mAh Net Weight: 0.33 lbs / 0.15 kg Product Dimensions: 3.39 x 3.39 x 1.57 in / 86 x 86 x 40 mm