1. FCC ID
  2. 2A4C5
  3. 2A4C5-SJ-108

FCC ID 2A4C5-SJ-108

COMPACT ALUMINUM 5,000 MAH MAGNETIC POWER BANK

by Cosmo Fiber Corp.

Grantee Code: 2A4C5   Product Code: SJ108
Latest application date: 2026-09-29

FCC ID Device Details

FCC ID2A4C5-SJ-108
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2A4C5
Product CodeSJ108
Applicant BusinessCosmo Fiber Corp. 🇺🇸
Related Domains cosmopromos.com
Equipment ClassCOMPACT ALUMINUM 5,000 MAH MAGNETIC POWER BANK
Test FirmShenzhen CCUT Quality Technology Co., Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
0.111-0.205 MHzOriginal Equipment2026-09-29

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2026-09-29PDF 277.3 KB
Internal PhotosInternal Photos2026-09-29PDF 595.1 KB
External PhotosExternal Photos2026-09-29PDF 680.1 KB
Label InformationID Label/Location Info2026-09-29PDF 201.3 KB
Test Setup PhotosTest Setup Photos2026-09-29PDF 490.8 KB
Antenna ReportTest Report2026-09-29PDF 575.6 KB
Test ReportTest Report2026-09-29PDF 1.1 MB
Attestation Statements of US Agent for Service of Process, 2.911(d)(7)Attestation Statements2026-09-29PDF 132.3 KB
Attestation of Covered Equipment, 2.911(d)(5)(i)(ii)Attestation Statements2026-09-29PDF 185.8 KB
Agent Authorization Letter TemplateCover Letter(s)2026-09-29PDF 178 KB
Model Difference StatementCover Letter(s)2026-09-29PDF 88.2 KB
Short & Long Term Confidentiality RequestCover Letter(s)2026-09-29PDF 122 KB
RF Exposure ReportRF Exposure Info2026-09-29PDF 437.1 KB
BLOCK Metadata onlyBlock DiagramPDF 132.8 KB
SCH Metadata onlySchematicsPDF 453.5 KB
Operational Description Metadata onlyOperational DescriptionPDF 141.5 KB

Application Information

Application IDC81va3ZKIA81DY8Bqgrkbg==
Final Action Date2026-09-29
Application PurposeOriginal Equipment
Applicant FRN0031891609
ModelSJ-108
Frequency Range0.111-0.205 MHz
Equipment ClassDCD - Part 15 Low Power Transmitter Below 1705 kHz
Device DescriptionCOMPACT ALUMINUM 5,000 MAH MAGNETIC POWER BANK
Responsible PartySidney Ru, Sidney@cosmopromos.com , 8003661600
Technical ContactCosmo Fiber Corp., Sidney@cosmopromos.com
Non-Technical ContactSidney Ru, Cosmo Fiber Corp., Sidney@cosmopromos.com
Test FirmLahm Peng, Shenzhen CCUT Quality Technology Co., Ltd., lahm@ccuttest.com , 86-13798582307
TCB Emailanezam@qai.org
TCB ScopeA1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices
Short-Term ConfidentialityNo
Long-Term ConfidentialityYes
Modular EquipmentDoes not apply
Composite DeviceNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo

Applications

Application IDDatePurpose
C81va3ZKIA81DY8Bqgrkbg==2026-09-29Original Equipment

Equipment Authorization

FrequencyRules
0.111-0.205 MHz15C

Grants

TCB Grant - Application C81va3ZKIA81DY8Bqgrkbg==

TCB GRANT OF EQUIPMENT
AUTHORIZATION		 TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  QAI LABORATORIES LTD
3980 North Fraser Way
Burnaby, BC, V5J5K5
Canada 		Date of Grant: 09/29/2026

Application Dated: 09/29/2026
Cosmo Fiber Corp.
1802 Santo Domingo Ave
Duarte, CA 91010
 
Attention: Sidney Ru ,

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  2A4C5-SJ-108
Name of Grantee:  Cosmo Fiber Corp.
Equipment Class: Part 15 Low Power Transmitter Below 1705 kHz
Notes: COMPACT ALUMINUM 5,000 MAH MAGNETIC POWER BANK
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 0.1105  -  0.205