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Description
9739A Car Heater 12V Portable Windshield Fast Car Warmer 2-in-1 Heating / Cooling Fan with Suction Holder, Standard VersionClearer Visibility: This portable car heater quickly defrosts and defogs your windshield, ensuring clear and safe visibility on the road during both winter and summer. It provides a safer driving experience by removing fog and frost from your windshield Fast and Effective Defrosting: With its high airflow and rapid heating capabilities, this car electric heater fan circulates hot air within minutes, leaving your windows clean and bright. It
- Clearer Visibility: This portable car heater quickly defrosts and defogs your windshield, ensuring clear and safe visibility on the road during both winter and summer. It provides a safer driving experience by removing fog and frost from your windshield
- Fast and Effective Defrosting: With its high airflow and rapid heating capabilities, this car electric heater fan circulates hot air within minutes, leaving your windows clean and bright. It efficiently tackles frost and condensation, saving you time and effort
- Compact Design: The windscreen defroster demister is designed to be compact, allowing it to fit easily without obstructing your line of sight. It is space-saving and portable, making it convenient to carry and use for quick heating in cold weather
- Excellent Quality: This heater fan combo is built with safety and reliability in mind, ensuring long-term use. It features an alloy heating wire that is durable and resistant to high temperatures, providing peace of mind while operating
- Dual Cold and Warm Air Modes: This auto windshield defroster can switch between natural wind and warm air modes, adapting to different climates. It helps maintain a comfortable temperature inside your car, whether you need cooling or heating
Specifications:
- Product size: about 12 x 12 x 5cm
- Product material: ABS + fan
- Product performance: defrost demist purification
- Product power: 12V car charger
- Fixed: Suction Bracket
- Product application: most car models
- Product features: defrosting and defogging, free rotation
Package included
- 1 x Car Mounted Heater
- 1 x English Manual
- 1 x Suction Cup
- Other items not included
Specifications
| Brand | N/A |
| Color | As Shown |
| Packaging Type | Paper Box |
| Gross Weight | 0.409kg |
| Volume Weight | 0.377kg |
| Package Length | 15.800cm |
| Package Width | 13.000cm |
| Package Height | 8.200cm |
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- Free Standard Shipping on $100+ Orders to the USA.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.1 ★★★★★
Based on 30 reviews
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Product Reviews
★★★★★ 1
Nothing new
Format: Audiobook
There nothing new in this book you will defiantly find this content in any leadership book
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Reviewed in the United States on November 16, 2019
★★★★★ 5
Great book
Format: Paperback
Love the fact you put examples in python and javascript.
Great book.
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Reviewed in the United States on June 10, 2025
★★★★★ 5
proper documentation from langchain
Format: Paperback
Liked the book. But Still missing Human in the loop.
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Reviewed in the United States on April 19, 2025
★★★★★ 3
Already outdated
Format: Paperback
Concepts are sound but the code in this book is already obsolete
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Reviewed in the United States on August 5, 2025
★★★★★ 5
Unlocking Practical AI: A Developer’s Guide to Building with LLMs and LangChain
Format: Paperback
If you're a developer eager to move beyond LLM experimentation and build robust, context-aware AI applications, this book offers both inspiration and practical guidance. The authors open with a clear passion for the transformative potential of large language models (LLMs) and LangChain, framing these technologies as not just enhancements to the developer’s toolkit, but as gateways to new kinds of “thing-building” superpowers. This sense of possibility is grounded in step-by-step instruction, making the book approachable for those with Python or JavaScript backgrounds who may be new to the world of production-grade AI agents.
What stands out is the book’s careful scaffolding: starting with foundational concepts like prompt-based programming and progressing to advanced capabilities such as retrieval-augmented generation, agent planning, and tool integration. Each stage is contextualized with real-world use cases, like customizing chatbots to interact with your own documents, personalizing user experiences through memory, and deploying to production with reliability and security in mind. The focus on chain-of-thought reasoning and LangGraph’s agent architecture demonstrates the authors’ awareness of the current state of AI, where context and planning are just as important as raw language ability.
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Reviewed in the United States on July 17, 2025