Document Overview
Document Overview This article summarizes the CE Low Voltage Directive (LVD) test report issued for the Helios J1 Portable Automotive Jump Starter. The report was prepared and issued by Waltek Testing Group Co., Ltd., an accredited third-party testing laboratory located at No.77, Houjie Section, Guantai…
- Document type
- Certification Report
- Prepared by
- Michelle Torres
- Published
- Last reviewed
- Topics
- European Union: CE / RoHS / REACH / WEEE
Document Overview
This article summarizes the CE Low Voltage Directive (LVD) test report issued for the Helios J1 Portable Automotive Jump Starter. The report was prepared and issued by Waltek Testing Group Co., Ltd., an accredited third-party testing laboratory located at No.77, Houjie Section, Guantai Road, Houjie Town, Dongguan City, Guangdong, China.
- Reference Number: WTH25D07195765R1D
- Document Type: CE-LVD Test Report
- Issuing Body: Waltek Testing Group Co., Ltd.
- Date of Sample Receipt: 2025-09-18
- Date of Testing: 2025-09-18 to 2025-09-19
- Date of Issue: 2025-09-22
- Overall Test Result: Pass
- Scope: Safety evaluation of a Class III portable battery charger for household and similar use, covering general safety requirements and particular requirements for battery chargers under the applicable EN standards.
The report is valid only for the specific sample tested. It may not be reproduced except in full, and is invalid without the official stamp of the test institute and the signatures of the approver. This revision (R1D) supersedes the original report Ref. No. WTH25D07195765D dated 2025-08-05, with the primary change being an increase in PCB suppliers, and re-evaluation of glow wire and needle-flame tests.
Product Information
The product covered by this report is the Helios J1, a Portable Automotive Jump Starter manufactured and sold under the ETENWOLF brand. Full product particulars as recorded in the test report are listed below.
| Field | Details |
|---|---|
| Product Description | Portable Automotive Jump Starter |
| Classification | Battery Charger (Class III) |
| Model / Type Reference | Helios J1 |
| Trade Mark | N/A |
| Applicant | Guangdong Bestek Technology Co., LTD |
| Manufacturer | Guangdong Bestek Technology Co., LTD (same as applicant) |
| Manufacturer Address | No.1, North Gaopu 8th Road, Yuancheng Industrial Park, Heyuan City, Guangdong, P.R. China |
| Installation & Use | Portable appliance, household indoor use only |
| Supply Connection | Not directly connected to mains |
| Maximum Ambient Temperature | 40°C |
Electrical ratings for the Helios J1 as specified in the test report:
| Port | Direction | Rated Voltages & Currents |
|---|---|---|
| Type-C | Input | 5V/3A, 9V/3A, 12V/2.5A, 15V/2A, 20V/1.5A |
| Type-C | Output | 5V/3A, 9V/3A, 12V/2.5A, 15V/2A, 20V/1.5A |
| USB1 | Output | 5V/3A, 9V/2A, 12V/1.5A |
Key Details
The following table summarizes the key test clauses evaluated during the CE-LVD assessment of the Helios J1, along with verdicts as recorded in the official test report.
| Clause | Requirement / Test Description | Verdict |
|---|---|---|
| 5 | General conditions for the tests (nature of supply, sequence of testing) | Pass |
| 5.2 | Additional battery chargers required for clause 21.101 test (IEC 60335-2-29) | Pass |
| 5.101 | Battery chargers tested as motor-operated appliances (IEC 60335-2-29) | Pass |
| 6 | Classification | Pass |
| 6.1 | Protection against electric shock – Class III appliance | Pass |
| 6.2 | Protection against harmful ingress of water | N/A |
| 7 | Marking and Instructions | Pass |
| 7.1 | Rated voltage, rated power input, rated current, manufacturer identification, model reference | Pass |
| 30.2 | Glow wire tests | Pass |
| 30.2.4 | Needle-flame test | Pass |
Report revision history:
| Report Number | Date | Description |
|---|---|---|
| WTH25D07195765D | 2025-08-05 | Original test report |
| WTH25D07195765R1D | 2025-09-19 | Increased PCB suppliers; glow wire and needle-flame tests re-evaluated (see appended table 4.1.2 and clause 30.2) |
The report attachments include: Attachment 1 – National differences (13 pages); Attachment 2 – Photo documentation (9 pages). The full report spans 91 pages.
Standards & Compliance
The Helios J1 was tested and found to comply with the following harmonized European standards under the CE Low Voltage Directive:
| Standard | Title |
|---|---|
| EN 60335-1:2012+A11:2014+A13:2017+A1:2019+A2:2019+A14:2019+A15:2021+A16:2023 | Household and similar electrical appliances – Safety – General requirements |
| EN 60335-2-29:2021+A1:2021 | Household and similar electrical appliances – Safety – Particular requirements for battery chargers |
| EN 62233:2008 | Measurement methods for electromagnetic fields of household appliances and similar apparatus with regard to human exposure |
The product fulfils the national differences requirements for the EU Group. The classification is a Class III appliance (safety extra-low voltage), meaning it is not directly connected to the mains supply. Key compliance points include:
- Correct application of CE marking with minimum height of 5mm as required.
- WEEE symbol applied with minimum height of 7mm.
- Importer and manufacturer name, registered trade name or trademark, and postal address to be marked on products before placement on the EU market, in a language easily understood by end-users and market surveillance authorities.
- Marking on packaging or accompanying documentation is only acceptable where it is not possible to place markings directly on the product.
Validity & Certification Body
The test report WTH25D07195765R1D was issued by Waltek Testing Group Co., Ltd., a professional third-party testing and certification laboratory. Details of the issuing body and report validity are as follows:
| Field | Details |
|---|---|
| Laboratory Name | Waltek Testing Group Co., Ltd. |
| Laboratory Website | http://www.waltek.com.cn |
| Laboratory Address | No.77, Houjie Section, Guantai Road, Houjie Town, Dongguan City, Guangdong, China |
| Telephone | +86-769-2267 6998 |
| Fax | +86-769-2267 6828 |
| Compiled By | Simple Ye / Project Engineer |
| Approved By | Deval Qin / Designated Reviewer |
| Date of Issue | 2025-09-22 |
| Report Reference | WTH25D07195765R1D |
| Total Pages | 91 pages |
The results shown in this test report refer only to the sample(s) tested. The report cannot be reproduced except in full without prior written permission of Waltek Testing Group Co., Ltd. The report is invalid without the specific stamp of the test institute and the signatures of the approver. CE marking authorization must be granted by the respective National Certification Bodies (NCBs) that own the relevant marks.
Frequently Asked Questions
- What does the CE-LVD test report WTH25D07195765R1D confirm about the Helios J1?
- It confirms that the Helios J1 Portable Automotive Jump Starter was independently tested by Waltek Testing Group Co., Ltd. and passed all applicable safety requirements under EN 60335-1, EN 60335-2-29, and EN 62233, demonstrating compliance with the CE Low Voltage Directive for sale in the European Union.
- What is the safety classification of the Helios J1?
- The Helios J1 is classified as a Class III appliance. This means it operates at safety extra-low voltage and is not directly connected to the mains supply, providing an inherently safer design for household and portable use.
- What changed between the original report and the revised report WTH25D07195765R1D?
- The revision dated 2025-09-19 updated the original report (WTH25D07195765D, dated 2025-08-05) to reflect an increase in approved PCB suppliers. Glow wire tests (clause 30.2) and needle-flame tests (clause 30.2.4) were also re-evaluated to cover the additional PCB suppliers, and all results remained a Pass.
- Is the Helios J1 suitable for outdoor use?
- According to the test report, the Helios J1 is classified for portable appliance and household indoor use only. The ingress protection clause (6.2) for outdoor use at IPX4 or above was marked as not applicable. Always refer to the product manual for intended use conditions.
Related Documents
For a complete compliance picture of the Helios J1 Portable Automotive Jump Starter, the following related certification and test documents are relevant:
- CE-EMC Test Report – Electromagnetic compatibility assessment under the CE EMC Directive (typically covering EN 55014-1, EN 55014-2, and EN 61000 series standards).
- UN38.3 Battery Transport Test Report – Required for the lithium battery pack within the jump starter, certifying safe air and ground transport compliance.
- RoHS Compliance Report – Confirms restriction of hazardous substances (lead, mercury, cadmium, hexavalent chromium, PBBs, PBDEs) per EU RoHS Directive 2011/65/EU.
- REACH SVHC Declaration – Declaration of compliance with the EU REACH Regulation (EC) No 1907/2006 regarding substances of very high concern.
- FCC / IC Certification – Radio frequency and electromagnetic interference compliance for sale in North American markets.
- KC Certification – Korean Certification for electrical safety, required for sale in the Republic of Korea.
- CE Declaration of Conformity (DoC) – The manufacturer’s formal declaration summarizing all applicable EU directives and standards to which the Helios J1 conforms.
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