What should I avoid when installing the reader?

Do not install the reader on magnetic or metal objects as they will seriously affect the RF signal.

What are the lead times for orders?

The average lead time is within 15 working days for both peak and off-peak seasons.

Is the device powered externally?

No, it is a passive device that draws power directly from the Micro-USB port and is free pluggable without external power.

Lf 125kHz Reader Mini USB Passive Tag RFID Reader

Name: Lf 125kHz Reader Mini USB Passive Tag RFID Reader
Brand: JingZhou SynTek Smart Technology Co., Ltd.
SKU: 1916259375

Hunan, ChinaJingZhou SynTek Smart Technology Co., Ltd.

US$8.00-15.00

1 Piece

Sample price:US$15.00/piece.Request sample

Product profile

Customization

Available

Card Type

Interface

USB

Reading Distance

1-5m

Application

Parking, Company, Store

Transport Package

Box Package

Trademark

none

Origin

China

HS Code

8523521000

Production Capacity

100000 Per Month

Key features

Dual Interface Connectivity: Connects directly to Android via Micro-USB or to PC via OTG cable for seamless data transfer.

Customizable Output Format: Default 10-digit decimal output with user-defined format customization options available.

Multi-Protocol Support: Supports MF S50/S70, Ntag203, and ISO 14443A protocol cards for versatile RFID applications.

Rapid Response Time: Read time under 200ms with read interval less than 0.5 seconds for high-efficiency scanning.

Visual and Audible Feedback: Equipped with dual-color LED (Blue/Green) and buzzer to indicate standby and successful read status.

OEM and ODM Services: Manufacturer offers full OEM and ODM customization services with 4 dedicated R&D engineers.

Compact and Durable Design: Lightweight ABS material construction measuring 35mm x 35mm x 7mm for easy portability.

Company profile

JingZhou SynTek Smart Technology Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2019-04-29 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤3.74h CertifiedTerms of Payment: T/T, PayPal, Western Union

AI-Powered supplier vetting

SummaryJingZhou SynTek Smart Technology Co., Ltd. is a China-based limited company and factory established in 2017, focused on RFID cards, tags, labels, blocking cards, key fobs, smart cards, and related products. The supplier reports 182 employees, five production lines, 11–20 quality-control staff, four years of R&D-engineer experience, and peak- and off-season lead times within 15 workdays. It offers custom functions, shapes, and materials, maintains its own mold production line, and states that it can develop readers and chips. Export activity began in 2019, with 71%–90% of sales reportedly from exports and Europe identified as a primary market. The evidence supports manufacturing, product development, customization, and international sales capabilities. However, no formal certification, detailed after-sales process, or independently verifiable customer references are provided. Financial information is not assessed.

Supplier typeThe supplier is identified as a factory/manufacturer in the manufacturing industry and operates as a limited company established in China. Its stated product scope centers on RFID cards, tags, labels, blocking cards, key fobs, and smart cards, indicating a specialized RFID-related manufacturing supplier.

After-Sales capabilityThe supplier states that it provides technical consulting, support, professional technician assistance, and customer service. These statements indicate an available support orientation, but no detailed after-sales workflow, warranty terms, response standards, or service performance evidence is provided.

R&D capabilitySynTek reports its own mold production line, capability to develop readers and chips, R&D and manufacturing of RFID products, and research into blocking key cases and phone cases beginning in 2017. The supplier is also associated with high-tech and technology-based enterprise classifications, supporting an innovation capability assessment.

Production capacityThe supplier reports five professional production lines, 11–20 quality-control staff, peak-season and off-season fulfillment within 15 workdays, and a monthly output of approximately 400,000 TM tags for the Russia market. It also describes manufacturing across multiple RFID and blocking-product categories, providing explicit evidence of production capacity and operational breadth.

Customization capabilityThe supplier explicitly offers customized tags and labels by function, shape, and material, and states that it can design products in different quantities and sizes. Its own mold production line further supports the stated ability to develop customized product forms.

Client casesThe supplier states that it has been a leading blocking-card supplier to the Europe market during the past three years and the biggest TM-tag supplier to the Russia market, with reported monthly output of approximately 400,000 pieces. These are supplier-reported market examples, but no named customers, contracts, or independently verifiable case studies are provided.