Is the doorbell waterproof?

No, this model is not waterproof.

What is the sound level of the doorbell?

It produces a sound level of 85dB.

What are the available colors?

Available colors are White and Black, with OEM options also available.

Wired Door Chime Dingdong Mechanical Doorbell

Name: Wired Door Chime Dingdong Mechanical Doorbell
Brand: HEFEI LONG RIVER ELECTRICAL CO., LTD.
SKU: 749740092

Anhui, ChinaHEFEI LONG RIVER ELECTRICAL CO., LTD.

US$0.40-0.80

3,000 Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Warranty

1 Year

Type

Mechanism Doorbell

Model NO.

LRD-1A

Style

One to One

Talkback Type

Automation

Non Automation

Peephole

Without Peephole

Wireless

Wired

Active Doorbell

Wired

Application Scope

Home

Brand

Longriver

Waterproof

Not Waterproof

Power Source

Plug

Transport Package

Color Box

Specification

ABS

Trademark

Longriver

Origin

China

HS Code

85318090

Production Capacity

1000000PCS/Year

Key features

Durable Material Construction: Made of PC/ABS, Nylon, Steel, and Copper for long-lasting performance.

Reliable Sound Quality: Produces a clear 85dB Ding Dong sound with a lifespan exceeding 5 years.

Wide Voltage Compatibility: Operates on 110-240V AC, suitable for global electrical standards.

Customizable Design and Voice: Offers OEM services for both design and sound customization.

Global Export Experience: Exported to over 20 countries since 2005 with proven reliability.

Secure Packaging: Each unit is packaged in a protective color paper box.

Company profile

HEFEI LONG RIVER ELECTRICAL CO., LTD.

Anhui, China

Business Type: Trading CompanyExport Year: 2005-06-02Nearest Port: NINGBO, SHANGHAIAverage Response Time: ≤3.67hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, EXW

AI-Powered supplier vetting

SummaryHEFEI LONG RIVER ELECTRICAL CO., LTD. is a China-based limited trading company operating from Anhui, with a stated factory location in Ningbo, Zhejiang. It has self-operated import and export rights and has exported since 2005, with 71%–90% of sales reportedly from exports. The supplier covers electrical, lighting, hardware, consumer electronics, and related product categories, and reports sales to more than 20 countries and regions. Its stated operational profile includes six production lines, 6–10 quality-control staff, 6–10 R&D engineers, and peak-season fulfillment within one month. QC 080000 and HACCP are listed as management-system certifications. Evidence is insufficient to verify after-sales service, financial credibility, customization capability, or specific customer cases.

Supplier typeThe supplier is explicitly identified as a trading company and limited company based in China, with self-operated import and export rights. Its business scope spans tools and hardware, lighting, electrical and electronic products, construction and decoration, and consumer electronics.

CertificationsQC 080000 and HACCP are listed as the supplier’s management-system certifications. The provided information does not state their validity, certification bodies, certificate numbers, or applicable facilities, but it explicitly evidences certification holdings.

R&D capabilityThe supplier reports 6–10 years of total R&D engineer experience, which provides explicit evidence of an R&D resource base. The slices do not identify patents, new-product development results, design capabilities, or R&D facilities, so innovation performance cannot be fully verified.

Production capacityThe supplier reports six production lines, 6–10 quality-control staff, and fulfillment within 15 workdays in off-peak periods and one month during peak periods. A factory location in Ningbo, Zhejiang is also stated, supporting operational capacity, although the relationship between the trading company and the stated factory is not further explained.