Utilizing 2D barcodes, MedEx™ TraySafe™ automates process of replenishing kits and trays. All-in-one, cloud-connected product provides complete kit and tray logistics tracking using mobile handheld scanners built on Apple iPod solution. TraySafe tracks distribution and present location of all kits and trays as they are placed in carts or storage areas throughout hospital. With ultra-high resolution imaging, system detects missing, misplaced, or expired meds in preconfigured kits/trays.