FCC ID: 2AK5Y-DCBS GM DCBS EL-52800 Battery Diagnostic Tool

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Diagnosechargebatterystation FCC ID: 2AK5YDCBS This device complies with Part 15 of the FCC Rules.Operation is subject to the following two conditions:

(1) This device may not cause harmful interference, and

(2) This device must accept any interference received,14 including interference that may cause undesired operation. Width:2cm FCCIDLABEL:

LabelLocation Long:4cm

C5266091_X10_Ed.1

< Control Technology China Co., LTD

>

Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: July 31, 2019 Subject: Request for Confidentiality FCC ID: 2AK5Y-DCBS To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules

(47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits ID Label/Location Attestation Statement External Photos Block Diagram Schematics Test Report Test Setup Photos Users Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) SDR Software / Security Info Long-Term Confidentiality Short-Term Confidentiality No No No No No No No

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No

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No No No No No No No No No

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No No

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Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature:

Name: Philippe Fonteneau Title: Project Manager 1/1

C5266091_X8_Ed.1 Letter of Authorization

< Control Technology China Co., LTD >

No.98 Jianpeng Road, Jiuting Town, Shanghai, China Company: Control Technology China Co., LTD Address:

Product Name: Diagnose charge battery station Model Number: DCBS FCC Identifier: 2AK5Y-DCBS We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Philippe Fonteneau Title: Project Manager Date: July 31, 2019 Signature of applicant:

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