Walmart To Deploy Sensors To Track 90 Million Grocery Pallets by Next Year

Walmart plans to deploy sensors across its 4,600 US stores by the end of 2026 to track 90 million pallets of groceries shipped annually [Editor's note: non-paywalled source]. The retailer and technology vendor Wiliot announced the expansion Thursday. The sensors will monitor the location, condition and temperature of perishables as they move from warehouses to stores. Walmart started testing Wiliot's sensors at a Texas warehouse in 2023 and has expanded to 500 locations. The full rollout will cover the retailer's US store network and 40 distribution centers.

The microchips measure 0.7 square millimeters and are embedded in shipping labels. They use Bluetooth to transmit real-time data about pallets. Walmart previously relied on manual scanning and paper checks by employees. The Arkansas-based company employs 2.1 million people but increased revenues by $150 billion over five years without adding workers. Walmart accounts for more than a fifth of US grocery sales.

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