A solid protective case custom-built for the SM4 and SM4BAT Bat Detectors. Made of steel and coated in a durable powder epoxy finish, it provides additional protection and weatherproofing to prevent damage from even extreme forces. The close fitting box does not interfere with call quality or data collection. SM4/SM4BAT Armour provides visibility of the unit's LED light and also protects the unit's cable and power connections. Includes a built in lock with keys. The SM4/SM4BAT Armour is compatible with Python Cable Lock for secure attachment in the field.