Product name: Crystal salt aroma diffuserWorking power: 5WPower input: DC--5VAtomization vibration frequency: 2.4MHZWorking current: 1AProduct size: 133*133*124mmEffective capacity of water tank: about 200mLSpray size: 30-40ML/HMain material: PP, ABS, PCPackage includes: aroma diffuser x1Crstal salt stone x5USB cable x1instruction manual x1When the power supply is connected, the buzzer sounds twiceSpray button: for the first time, press the spray button for a short time to start long spray, and the buzzer will ring once when pressing the button; for the second time, press the spray button for a short time to break the spray (spray for 30 seconds and stop for 10 seconds), and the buzzer will ring once when pressing the button; Briefly press the spray button for the third time to turn off the spray. If it is turned on, the colorful lights will also be turned off. When pressing the key, the buzzer rings onceLight button: press the LED key once, the RGB seven colors will gradually turn on, and then press the LED key once, the light will turn on warm yellow, then press the LED key once to turn off the light, and then press the LED key once again, the RGB seven colors will gradually turn on, and this cycle is repeated. The buzzer rings once every time you press the key. (RGB lamp can be turned on and operated separately)Anhydrous detection: when anhydrous water is detected, the buzzer will sound twice and the machine will shut down automatically