Lance Cpl. Chengfeng Lin, an engineer equipment electrical systems technician with Combat Logistics Battalion 453, 4th Marine Logistics Group, repairs a faulty wire on an improvised security system made by the Reserve Marines at an innovation cell located within their Home Training Center in San Jose, Calif., Feb. 9, 2019. These Marines combined their efforts to create a system capable of unlocking a dead bolted door and features a biometric fingerprint scanner that was inexpensively made with repurposed materials and parts created from a three dimensional printer.

---

Size: 1192px × 1677px
Photo credit: © Nelly George / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 3dprinter, 4thmlg, archive, armed, california, defence, drone, flight, forces, innovate, innovation, marine, marineforcesreserve, mfr, military, reportage, reserve, sanjose, servicemen, usa