[2 in 1 Eye Wash Cup]: This eye wash cup is a sonic eyewash apparatus with generous appearance design, comfortable hand feeling, simple operation, convenient carrying, and one machine for two purposes. It is a good helper for your eye care. Please selectthe appropriate gearwhen using it. When using it in winter, heat the eye drops appropriately for better experience. [Massage Eye Bags]: The transmission rod of the Eye Wash Cup is designed in the shape of "finger belly", which can be used in one machine. After removing the eye cup and turning it on, the high-frequency vibration of the instrument can be used to massage around the eyes, which has a certain effect on relieving eye fatigue and ocular edema. [3 Working Modes]: Eye wash cup is divided into three gears, namely clean and strong gear, normal mode and soft mode.Touch the power button to adjustthe required gear and startto clean the eyes. Please selectthe 1 gearwhen when first using it in case to uncomfortable. [Method of Use]: This eye wash kit uses the principle of high-frequency vibra tion and is equipped with silicone eye cups. When using, pour normal saline or other eye washes into the eyecup cup, putyoureyes close to the eyecup cup, and then press the power button. The vibration of the instrument drives the liquid to produce water waves, which can have a certain cleaning ehect on the eyes. [Notices]: It is recommended to charge the eye wash cup for more than 2 hours when using itfor the firsttime, and then charge the product until the indicatorlight is always on after each subsequent use until the alarm is fully discharged.