4-INCH FLAT DESK SERIES
EF1907C 4-Inch Rechargeable Flat DC Desk Fan
A slim rechargeable desk fan designed for compact workspaces, bedside use and portable personal cooling. EF1907C combines a fold-flat body, adjustable support stand, three airflow levels and a 2000mAh battery in a lightweight 240g format for B2B wholesale and private-label programs.
Who We Work With as a Trusted Small Appliance Manufacturer
With strong capabilities in product development, PCBA customization, software programming, and mass production, E-come helps customers bring competitive small home appliances to market with consistent quality, flexible customization, and dependable supply.
We support global brand owners, distributors, retailers, importers, and e-commerce businesses with reliable OEM & ODM manufacturing solutions.
- Home Appliance Brands
- Retail Chains
- Importers
- Amazon Sellers
- Internet Celebrity
PRODUCT DETAILS
Flat when stored, stable when in use.
EF1907C is designed around a simple idea: keep the product slim for storage while maintaining useful desk airflow when opened. For buyers comparing table fan manufacturers, mini fan manufacturers or portable fan manufacturers, the built-in support stand gives this compact model a clear functional identity.
Ultra-Slim Flat Body
The product measures only 40mm deep in its expanded configuration and folds into a compact 145 × 46 × 176mm form for storage, shelf display and travel packing.
Built-In Adjustable Support Stand
The integrated support feet let users adjust the product angle directly on a desk or bedside surface without needing a separate base or accessory.
3-Level Airflow Control
Low, medium and high settings provide a reference airflow range of approximately 3.1–5.2m/s, keeping operation easy to understand for everyday personal cooling.
2000mAh Rechargeable Battery
A single 18650 lithium cell supports cordless use for desks, travel and flexible placement. The specified battery capacity is 2000mAh at 3.7V.
Up to Approx. 8 Hours Runtime
Reference continuous runtime is about 2 hours on high, 3 hours on medium and up to 8 hours on low, subject to the specified production and test tolerances.
Multiple Safety Protections
The battery and circuit board include overcharge and over-discharge protection, while the motor includes stall protection for safer rechargeable operation.
Reference Performance Data
Air Speed Range
3.1–5.2m/s
Reference airflow range · 3 levels
Rotation Speed
1700–2900r/min
Reference motor speed range · ±10%
Total Operating Time
2–8h
Reference continuous runtime by speed level
Reference Charging Time
Approx. 4h
Reference charging time · +0.5h tolerance
PATENT PORTFOLIO
Protectable design,
documented clearly.
From concepts and drawings to prototypes and development records, Ecome documents each key R&D stage clearly. NDA protection and structured documentation help safeguard your designs and intellectual property.
PRODUCT CERTIFICATIONS
Compliance information
buyers can verify.
Ecome provides clear and verifiable compliance information for different markets. Depending on the product, certifications may include CE, RoHS, CB, ETL, GS, KC, and PSE, helping buyers confirm regulatory readiness with confidence.
⦁ KC (Korea)
⦁ PSE (Japan)
⦁ CE / CB / GS (Europe)
⦁ ETL (North America)
Products are designed and tested according to target market regulations to ensure compliance from development to delivery.
ABOUT THE MANUFACTURER
Made for long-term B2B cooperation, not one-off transactions.
As a reliable customized fan manufacturer, E-come supports customers beyond simple production. Our engineering team responds quickly to technical requirements, develops samples efficiently, and works closely with customers from concept validation to mass production. We also offer flexible small-batch production and rapid response capabilities, helping customers test new products, respond to market changes, and replenish inventory efficiently. Quality is controlled at every stage through incoming material inspection, in-process quality control, functional testing, and final inspection before shipment. In addition, E-come has comprehensive supplier audit and factory inspection capabilities, supporting customers with supplier qualification, factory assessment, production capacity verification, quality system evaluation, and ongoing supplier performance management. We also prepare complete export documents and compliance materials to support smooth international delivery. With responsive engineering, small-order flexibility, professional supplier auditing, disciplined quality management, and dependable execution.
COOPERATION PARTNERS
Trusted relationships,
presented quietly.
Ecome works closely with long-term partners across Europe, North America, Japan, South Korea, and Southeast Asia. Through reliable product development, manufacturing, and delivery, we help customers bring their products to markets around the world.
COOPERATION CASES
Show the buyer problem,
our solution and the result.
Ecome has supported numerous customers in turning product ideas into successful market-ready solutions. From solving technical challenges and developing customized functions to prototyping, testing, and mass production, our team helps customers launch differentiated products with greater speed, reliability, and market competitiveness.
FAQ
Answers procurement teams usually need before sampling.
What makes EF1907C different from a conventional mini desk fan?
The product uses a slim flat-body design with built-in support feet. It can be stored in a compact folded format and then opened to create a stable adjustable desk angle without a separate stand.
What is the airflow performance across the three speeds?
The supplied specification gives a reference airflow range of approximately 3.1–5.2m/s. Motor speed is 1700rpm on low, 2300rpm on medium and 2900rpm on high, with the stated ±10% tolerance.
How long does the rechargeable fan run?
Reference continuous runtime is approximately 2 hours on high, 3 hours on medium and 8 hours on low. Actual runtime may vary with battery condition, ambient temperature and production tolerance.
What battery does EF1907C use?
EF1907C uses one 18650 rechargeable lithium battery rated at 2000mAh and 3.7V. The supplied specification states 300 charge/discharge cycles while retaining more than 80% capacity under the defined test conditions.
What safety protection is included?
The battery and circuit board include overcharge and over-discharge protection, and the motor includes stall protection. Final market compliance should be confirmed using the approved production battery and finished-product reports.
Can EF1907C be customized for OEM or wholesale programs?
Yes. This page is structured for OEM, private-label and wholesale rechargeable fan projects. Typical options may include color, logo, color box and instruction manual, subject to the factory’s actual MOQ and engineering review.
What is included in the standard package?
The standard accessory list provided for this model includes one 1-meter USB charging cable and one user manual. The supplied packaging size is 149 × 53 × 180mm.
B2B INQUIRY
Need samples, OEM options or compliance documents?
Tell us your market, expected quantity, target certification and customization needs. We can prepare the product specification and quotation structure for your sourcing review.