Updated Version & Improved Quality :Unclog tool that comes with the newer versions foaming automatic soap dispenser and use to clean ,flush, dredge the device. Upgrade auto foaming soap dispenser resolve real pains like constant clogging issues, battery drainage, sensor issues.The important thing is that the user experience of the upgraded version is better and more durable. Motion Sensor Soap Dispenser: Touchless automatic foaming dispenser with improved sensor ,Completely solve various problems caused by different intensities of light. There hasn’t been any false triggers and the sensitivity is such that you can move it on the counter without a trigger. You have to place your hand directly under it to trigger-as it should be.The sensor is located conveniently so that you can easily wave a finger at it and get it to dispense the soap evenly every time without dripping after it dispenses so no mess on the counter. It will save power and extend usage that no need change batteries frequently. Auto Foaming Dispenser: Foaming touchless soap dispenser with one button to turn on and off. very easy to opearte, Just put your finger lightly on the top power supply and hold it about 1.2 seconds( don’t only touch, also stay 1.2s). automatic foam soap dispenser will turn on with white light and do it again then will turn off with yellow light. if yellow light keep flash several times means low power . Hands Free Soap Dispenser : Automatic foam soap dispenser for foaming soap, foaming soap dispenser suitable for various brands of foam soap,You can use either specially formulated “Foaming Hand Soap” designed for this automatic soap dispenser touchless or or use regular liquid hand soap that has been diluted with water about 1:5-1:10. If the hand soap is too thick, it is suggested to dilute it with 6-8 times water for the better results.