![[BD-LS21G-V1:MainBoard]Display&Touch&USB&Lock Control module;Smart Door Lock main control board](http://bunkoo.com/cdn/shop/files/BD-LS21G-V1.png?v=1740360443&width=1445)
![[BD-LS21G-V1:MainBoard]Display&Touch&USB&Lock Control module;Smart Door Lock main control board](http://bunkoo.com/cdn/shop/files/BD-LS21G-V1_45e6b31b-4927-4dc3-bb3d-5cb88ff3f8e7.png?v=1740361149&width=1445)
![[BD-LS21G-V1:MainBoard]Display&Touch&USB&Lock Control module;Smart Door Lock main control board](http://bunkoo.com/cdn/shop/files/BD-LS21G-V1_5bf2bdeb-2cf8-468c-bf6b-a8512b236e83.png?v=1740361150&width=1445)
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Features
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Specification
Main Board Description:
BD-LS21G-V1 is specially designed for smart locks, a simple, low-power, cost-effective standard module product. It is main control board for lcd display and touch
Solution:
Main Board Specification: