Laser device for the need of an American chair

Specifications: Origin: China Color: White Shape: Square Made in: Plastic ABS with water-resistant material IPX5 Item number: MT01 Dimensions: 15 * 5.3 cm Sensor distance: 10 cm Sensor delay: 25 seconds Battery capacity: 2000 mAh Lithium long-lasting battery extends up to 3 months Rechargeable via USB port Easy to install Modern design Suitable for all types of bathroom chairs with flat surfaces Can be used in public places... in hospitals, hotels, restaurants, shopping centers. Note: The device must be charged for a good period between two to six hours to ensure full battery charge... clarification is necessary