Specification: Material: stainless steel + ABS Capacity: 250 ml Food: 4 AAA batteries (not included). Detection range: 0 ~ 100 mm Broadcast content: 1 x automatic soap dispenser 2 sprays of 30 ml Method of operation: Step 1. Open the bottom cover and insert 4 new AAA batteries. Close the plugin. Step 2. Tighten the top nut. When using for the first time, add water to evacuate the air under vacuum. Fill or fill the container with liquid soap. Turn to close the top nut. Step 3. Press and hold the power button on the top for 3 seconds - you will see a blinking red light - the device is now on, if you want to turn off the device, press and hold the button for 3 seconds. Step 4. Place your hands under the dispenser and the pump will dispense soap. Automatic soap dispenser: Equipped with infrared motion sensor, once the sensor detects your hand, the soap dispenser will automatically release the hand sanitizer. Suitable for bathroom, kitchen, cafe or hotel. There is a button on the top surface. 250ml capacity: suitable for most types of lotions for the whole family, such as soap, liquid soap, shower gel and shampoo. Note: Please use 1.5V zinc-manganese batteries, preferably alkaline batteries. Sanitary-The dispenser is made of sterile stainless steel. High quality materials ensure a sterile, sterile, sterile and clean environment - easy to use in hand, forearm, elbow. Space saving: The soap dispenser saves more space and keeps the workbench clean and tidy. You dont have to worry about your small office having nowhere to go. Various uses: This hand soap dispenser is very suitable for homes, offices, hotels, schools, kindergartens, cinemas, banks, shopping malls, cafes and many more public places. Use tips: Note: If the top is wet, it means the product has been water tested before delivery to make sure it is working properly, not a used product. Keep the surface of the dispenser clean and wipe the shell regularly with a cloth to avoid long term corrosion. Never loosen electronic devices. Do not clean the water dispenser, immerse it in water or rinse it thoroughly with tap water. If you need to move the dispenser, if soap comes out, please close the dispenser. If you do not use the liquid for a long time, please drain the liquid from the water dispenser and remove the battery. Check if there is no battery left, if you are not working, try to install a new battery. There are no solid particles in the liquid to prevent clogging. Please allow slight deviation in the measurement data and make sure you do not mind before ordering. High quality store for you Tips from the store: 1. The size is manually measured, please allow the error (1-3cm). 2. Due to the different monitor pixels, there may be some color difference, please refer to the actual product.