ULTRA DETECTION SYSTEM
When the customers buy commodities, the Ultra Detection System uses infrared technology to detect whether a product has been dropped into the delivery box. If there is a fault, the Ultra Detection System will refund the purchase price or the customer can purchase other commodities without depositing extra money (up to a maximum of 3 times).
The Ultra Detection System is capable of anti-light interference, detection of high accuracy and it is stable and reliable.