NOTE:
1. For current balance, DON'T mix old and new batteries or different types of batteries.
2. Automatic soap dispenser with IPX3 waterproof design can be wiped with damp towel, but don't flush the unit with strong flowing water and put it upside down.
3. DON'T put the liquid in which has granular, powdery and too high concentration!
4. DON'T add non-foam detergent, which may cause blockage, such as conditioner or essential oil!
5. DON'T expose the unit under direct the sun or strong light, which may interfere sensor system.