關於「GL specification」標籤，搜尋引擎有相關的訊息討論：

GL Specification 2022 - The Transfer Tutorwww.thetransfertutor.co.uk › gl-specification-2022[PDF] GL-1200F Waterproof Electromagnetic Lock (Face Mount)www.gianni.com.tw › GEM_APP › Documents › Datasheet › GL-120...[PDF] GL-1200S Standard Surface Waterproof Electromagnetic Lockw