Compact 3 × 3 cm size for convenient placement

53 mm(W)×116

Watchcase material: textured alloy shell

Kirishima Pink

Directionality: unidirectional

White Noise Machine, Sleep Aid Device Color:White Compact 3 × 3 cmProduct information: Input: DC 5V 1A Output power: 4W Horn power: 40 5W Bluetooth distance: 20m Battery capacity: 1200 mAh Bluetooth version: 5. 0 Frequency response: 80Hz 20KHz Product weight: 343g Charging time: 3 4 hours Playback time: 12h Product size: 120 * 120 * 41. 3mm Power supply mode: charging type Color classification: white Voltage: 220V Working principle: sound wave Connection method: Bluetooth Main function: Sleep aid, biological clock