Three working modes and light modes: two fog settings: continuous and intermittent, press the button for the first time and continuous fog; press the button a second time to switch to intermittent fog (3 seconds one to two seconds), press the button for the first time long to turn on the LED night light. Auto-Off: Built-in anti-drying probe, automatically stops spraying when there is no water, and intelligently prompts to enter water when there is no water. Dont worry about damaging the device itself or putting the user at risk. Powered by USB: 10-16 hours working time. The humidifier can be powered by a USB cable. No power in the box. The USB cable is included, interface of computer, laptop, power bank. Use in multiple scenes: 6.1 * 2.93 Size, 360 ml large capacity, compact and lightweight, take it with you. This humidifier is perfect for your bedroom, office, baby room, bedroom, car or travel. Comes with USB small fan and small LED light: improve the air quality, humidify the living room, keep the ambient air moist, intimate atmosphere lights, the night is still moist, quiet companion humidified around. Product Feature: 1.Non-slip anti-dry solution, water shortage, smart tips to turn off 2. With USB fan and small LED light 3.Continuous spraying for 10 hours, intermittent spraying for 20 hours 4.Not only a humidifier, but also a sophisticated night light 5. Connect the USB cable and turn on the power. There is a sound. 6.Two adjustable fog settings: continuous and intermittent Technical data: Water tank content: 360 ml. Spray volume: 35 mlApplication time: continuous spraying for 10 hours, intermittent spraying for 20 hours. Material: ABS, PP, Silicone, Electronic Component Application area: 10 square meters. Function: Ultrasound Water scarcity protection: support Power source: USB, Auto Power Noise: less than 36 dB. Rated voltage: 5 (V) Rated power: 4 (W) Applicable items: household, working in the car. Product size: 74 x 76 x 155 mm. Product weight: 250 g Instructions: 1. Plug in the USB cable and connect the power supply. 2.Spray mode: Press the switch once to turn on the continuous spray mode. Press the switch again to switch on intermittent spray mode (3-second spray and 2-second hold). Click the button for the third time to turn off all spray modes. 3.Light operation: Press the switch button for the first time for 1.5 seconds to turn on the light. Press and hold the switch again to turn off the light switch.