JisuLife Neck Fan Life4

Key Description:

• Experience revolutionary hands-free cooling with the JisuLife Neck Fan Life4. This portable neck fan delivers powerful 360-degree airflow through 80 precision vents, ensuring even cooling for your face and neck. Its ergonomic, lightweight design with medical-grade TPE silicone provides all-day comfort, while ultra-quiet operation at below 25dB makes it perfect for any environment. Ideal for outdoor work, exercise, commuting, and more.

Features Specification:

• Cooling System: 360-degree cooling with 80 precision air vents
• Airflow Technology: Advanced aerodynamic engineering, computational fluid dynamics-optimized ducting
• Fans: Dual centrifugal turbofans, up to 8000 RPM
• Speed Levels: 5 adjustable speed levels
• Airflow Intensity: 3 to 8 meters per second
• Directional Airflow: 30-degree tilt adjustment
• Noise Level: Below 25dB
• Battery: High-capacity 5000mAh Li-polymer (also reported as 4000mAh in specifications)
• Runtime:
  • Level 1: Up to 16 hours
  • Level 3: Up to 8 hours
  • Turbo Mode: 2.5 hours
• Charging: USB-C PD 18W fast-charging support
• Recharge Time: 2 to 3 hours (approx. 2 hours also reported)
• Comfort Design: Medical-grade TPE silicone, breathable mesh channels, adjustable curvature (15° to 30°), non-slip grip texture
• Power Management: Intelligent system, auto-shutdown (head tilt beyond 30 degrees), low-power standby mode, battery health monitoring
• Durability: Weather-resistant IPX4 certification, UV-resistant ABS casing, shock-absorbing reinforced corners
• Dimensions (Unfolded): 8.3″ x 6.7″ x 2.4″
• Weight: 8.97oz (254g)
• Materials: ABS + food-grade silicone
• Bearings: Magnetic levitation
• Sound Reduction: Sound-dampening foam chambers, precision-balanced fan blades

Benefits:

• Hands-Free Cooling: Allows complete freedom for activities without holding or adjusting.
• All-Day Comfort: Ergonomic design with skin-friendly materials ensures comfortable extended wear.
• Even and Powerful Cooling: 360-degree airflow with high-speed turbofans provides comprehensive and instant relief.
• Ultra-Quiet Operation: Enjoy cooling in quiet environments like offices, libraries, and public spaces without disturbance.
• Extended Usage: Long-lasting battery offers hours of uninterrupted cooling for full-day activities.
• Fast Recharging: Quick USB-C PD 18W charging reduces downtime.
• Optimized Battery Life: Smart power management enhances battery efficiency and longevity.
• Durable for Outdoor Use: Weather-resistant and impact-resistant design for various outdoor conditions.
• Versatile Application: Suitable for outdoor work, fitness, travel, commuting, and medical needs.
• Improved Hygiene and Grip: Prevents sweat for activities like yoga.
• Discreet Relief: Provides wearable cooling for conditions like hot flashes without being bulky.

Pros:

• Truly hands-free operation
• Excellent 360-degree cooling coverage
• Extremely quiet operation (below 25dB)
• Long battery life (up to 16 hours)
• Fast USB-C PD charging
• Comfortable and ergonomic design
• Durable and weather-resistant
• Adjustable airflow and fit
• Smart power management features
• Suitable for a wide range of users and activities

Cons:

• Two different battery capacities (4000mAh and 5000mAh) are mentioned in the provided text, which could lead to minor confusion regarding the exact battery size.
• “Turbo mode” offers significantly less battery life, which might be a consideration for prolonged extreme heat conditions.
• While adjustable, the “one-size-fits-most” nature might not be perfectly ideal for all neck sizes.

Packaging Content:

• JisuLife Neck Fan Life4 Device
• USB-C Charging Cable
• User Manual
• Warranty Card (assumed)