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WITRN W96Pro Portable Fan Review and Teardown Analysis
Reviews & Teardown

WITRN W96Pro Portable Fan Review and Teardown Analysis

The teardown and review of the WITRN W96Pro Bluetooth fan analyzes its circuitry, components, and performance. Key findings: high-quality parts with generous margins, 18W bidirectional USB-C fast charging, a 4800mAh 21700 cell, sinusoidal-drive BLDC motor, and a feature-rich companion app. Measured runtime is about 8 hours at 35% speed. A fast-charge output bug was resolved by switching the Type-C role to DRP in expert mode.

发布于 2026-08-27
Gongtian F95D Mini Fan Teardown & Analysis — Circuit Analysis of a Portable Rechargeable Fan
Reviews & Teardown

Gongtian F95D Mini Fan Teardown & Analysis — Circuit Analysis of a Portable Rechargeable Fan

A teardown and circuit analysis of the Gongtian F95D portable mini fan reveals a 4-speed design with 18W fast charging, a 5000mAh 21700 battery, and USB-C power-bank output. Core components include the IP5353 charge-management SoC, an MCU, MOSFET PWM speed control, and protection circuitry. Measured speeds range from 1565 to 4695 RPM with 19.9kHz PWM.

发布于 2026-08-14

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