Alarmed Security Safe - Large SABS compliant (SANS 1761:2017) Wall thickness: 2mm (body) Door thickness: 4mm Low battery warning External emergency power terminal Integrated ALARM feature Integrated LED light & key hooks Large Safety Box Dimensions: 390 x 350 x 360mm (External) 380 x 340 x 310mm (Internal) Alarmed Security Safe - Small Alarmed Security Safe - Medium Alarmed Security Safe - Laptop