Features: Auto-Sensing: Built-in infrared smart sensor, fully automatic and touch-free operation, no more contact to avoid the second cross-infection. NO Waste: Single out the liquid 1ml, eliminate waste and countertop mess. Easy and safe to use: The cover can be locked, wall-mounted, easy to install and use. powered by 4*AA battery (not included), with LED indicator light, more convenient to use at night. Max. capacity: 700ml. Ideal for lotions liquid soaps or sanitizers, etc. Perfect to use at bathrooms, kitchens, kindergartens, offices, schools, hospitals, airports, hotels and restaurants. Notes: 1. Do not install the dispenser with less than 2" (5cm) height beneath the table. 2. The sensor is at the base of dispenser. The effect range is 0-10cm underneath the sensor. 3. This dispenser is design for indoor use only. Direct sunlight or exposed locations can destroy the IR sensor of the product. 4. Low voltage indicator when you find LED light twinkle continually while dispenser on standby mode, battery replace is necessary. 5. Do not use the alcohol or other chemistry liquid. 6. This soap dispenser is not waterproof. Specification: Type: Wall-Mounted Soap Dispenser Material: ABS, AS Quantity: 1 pc Item Max Capacity: 700ml Drop Volume: 1ml / times Effect Distance: 0-10cm Battery: 4*1.5V AA battery (not included) Static Current: 60uA Rated Current: 120mA Size: 11*10*16.5cm / 4.3*3.9*6.5" Package included1 x soap dispenser