Steps to use: Open the product packaging and plug it in and use it 1. Connect the product to electricity, inject an appropriate amount of cleaning liquid into the tank, and flood the product. If the standard version is used, it is necessary to that the liquid reaches 2/3 of the inner tank. 2. Soak the items to be cleaned in the liquid, and then select the corresponding time gear. Choose the items to be worn daily for 3-5 minutes. The specific time can be flexibly adjusted according to the degree of the product dirt or cleaned multiple times. 3. After the time is , the "Switch" key and the machine makes a sizzling sound that the ultrasonic cleaning working mode has been turned on. 4. After cleaning, take out the object, pour out the dirty liquid in the inner tank and wipe it dry. (The cleaning basket can be used as needed, and it not affect the cleaning satisfaction) Kind tips: 1. Do not clean the main body of the watch. Even if the waterproof watch is water-invaded or the parts may be damaged due to ultrasonic vibration. 2. Other valuable items: precious glasses, sunglasses (such as coatings), jewelry, etc. Please check the product before cleaning to confirm whether it can be cleaned by a washing machine to avoid damage. Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage: AC220V Color: As Shown Material: Metal+Plastic Package Contents: 1 x Ultrasonic cleaning machine set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.