# Cecotec EnergySilence 4000 Portable Desk - Blanc

**Brand:** Cecotec
**Category:** Électroménager
**Code (GTIN/SKU):** 8435484081986
**Canonical URL:** https://openreviews.io/en/reviews/cecotec/cecotec-energysilence-4000-portable-desk-blanc-8435484081986

## Rating: 3.1/5 ★★★☆☆ — 43 reviews analyzed
_Confidence: high_

## At a glance

Cecotec EnergySilence 4000 Portable Desk - Blanc reviews: 3.1/5 based on 43 analyzed reviews, updated November 2, 2026.

Praised: battery life and touch controls. Criticized: limited power.

43 reviews analyzed, all published on other sites.
Other sites: 1 source, 43 reviews, average rating 3.1/5.
How we count reviews: https://openreviews.io/en/methodology

## AI summary

This portable and cordless desk fan stands out with its built-in battery offering good battery life and its modern interface featuring intuitive touch controls. Its compact size makes it particularly suitable for close-up use on a workspace or bedside table. While practical for mobile use, the overall ventilation performance remains moderate and mainly adapted for individual close-range use.

## Strengths

- **Battery life** — The built-in battery offers great freedom of use without cable constraints.
- **Touch controls** — The modern interface makes adjustments easy with a simple touch.
- **Portability** — Its compact size makes it easy to move from room to room.

## Weaknesses

- **Limited power** — The airflow is mainly designed for individual close-up cooling.

## Frequently asked questions

- What is the actual battery life?
- Is the fan quiet enough for working?
- How does the device recharge?
- Are there multiple fan speeds?

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_Source: OpenReviews — https://openreviews.io/en/reviews/cecotec/cecotec-energysilence-4000-portable-desk-blanc-8435484081986_