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STJF Manuals & User Guides

STJF provides affordable electronic modules, sensors, DIY kits, and audio amplifier boards for hobbyists, Arduino projects, and electronics prototyping.

Tip: include the full model number printed on your STJF label for the best match.

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STJF Electronic Modules & DIY Kits

STJF is a specialized manufacturer of electronic components, DIY kits, and microcontroller-compatible modules based in Shenzhen, China. The brand caters to electronics hobbyists, engineers, and makers by offering a wide array of products including digital amplifier boards, capacitive touch switches, ultrasonic ranging modules, and Bluetooth transceivers.

Whether you are building a custom audio setup with a mini digital amplifier, prototyping with Arduino-compatible sensors like TDS water quality meters, or assembling DIY electronic kits like laser pianos, STJF provides affordable and functional hardware. Their products often feature high efficiency and compact designs, making them ideal for integration into various portable and space-constrained applications.

STJF manuals

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STJF TTP223 Capacitive Touch Switch Module Owner’s Manual

STJF TTP223 Capacitive Touch Switch Module Owner’s Manual

23. maja 2026
TTP223 Capacitive Touch Switch Module 1. Product Information PRODUCT MANUAL Product Name: [Electronic Components] Model: [Module] Batch/Serial Number: [MK20251209 2. MANUFACTURER & EU REPRESENTATIVE INFO Manufacturer: [Firmenname :Shenzhen xingyao electronics Co.,Ltd. Adresse :917 Nanguang Jiejia Building, Shennan Middle Road,,Huaqiangbei Street, Futian District, Shenzhen, China Email:2753728350@qq.com Telephone: 86-15376019940 EU Authorized Representative: [Firmenname :TOCYA TRADING Adresse :79 rue de patay, 75013, Paris Email:TOCYATRADING75013@outlook.com Telephone: 33-143443019] 3 Compliance Information 4. Safety & Warnings Important Safety Information…
XINGYAO STJF Electronic Components Module Instruction Manual

XINGYAO STJF Electronic Components Module Instruction Manual

22. maja 2026
PRODUCT MANUAL Product Information Product Name: [Electronic Components] Model: [Module] Batch/Serial Number: [MK20251209 MANUFACTURER & EU REPRESENTATIVE INFO Manufacturer: [Forename: Shenzhen Pingyao electronics Co.,Ltd. Addressee :917 Nangong Jesenia Building, Shenna…

STJF manuals from online retailers

JDY-19 Ultra Low Power Bluetooth Module Instruction Manual

JDY-19 Ultra Low Power Bluetooth Module Instruction Manual

JDY-19 • January 29, 2026
Comprehensive instruction manual for the STJF JDY-19 Ultra Low Power Bluetooth 4.2 Module, covering setup, operation, specifications, and troubleshooting for serial port transmission and BLE iBeacon applications.

STJF support FAQ

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  • What kind of products does STJF make?

    STJF manufactures a variety of electronic components and modules, including digital amplifier boards, capacitive touch sensors, ultrasonic ranging modules, Bluetooth transmitters, and DIY electronic kits like laser pianos.

  • Where can I find datasheets for STJF modules?

    Datasheets and instruction manuals for STJF modules are often provided with the product packaging. You can also download user manuals and wiring diagrams for popular STJF developer boards directly from this page.

  • Are STJF modules compatible with Arduino?

    Yes, many STJF sensor modules, such as their ultrasonic rangers, TDS water quality meters, and touch switch modules, are compatible with Arduino and other standard microcontrollers using 3.3V or 5V logic.

  • How do I contact STJF support?

    You can contact their manufacturer, Shenzhen Xingyao Electronics Co., Ltd., via email at 2753728350@qq.com or by phone at +86 15376019940 for technical support and inquiries.