Casa Mia Adjustable Turbine Cooling Fan | CM-B04
Experience an unprecedented level of icy refreshment! This newly upgraded M87Pro powerful handheld cooling fan seamlessly combines high-velocity turbine technology with active refrigeration. Whether you are venturing outdoors or tackling your daily commute, the CM-B04 transforms instantly into a portable mini air conditioner to dispel sweltering summer heat in a flash.
Product Features:
- Equipped with a high-efficiency thermoelectric cooling pad that delivers an ice-cold 0°C chilling experience upon activation.
- Stepless scroll-wheel adjustment design gives you incredibly smooth, fluid, and precise control over wind speeds.
- Integrated hidden carabiner hook at the base allows for convenient hanging in outdoor environments or fixed indoor positioning.
- Thoughtful hands-free configuration includes a lanyard option, letting you wear it comfortably around your neck.
- Smart built-in digital LED panel keeps battery percentages and active operational modes clearly visible at a glance.
- Intelligent power management delivers an impressive continuous runtime of up to 9.5 hours in standard fan mode.
| Product Name | Casa Mia Adjustable Turbine Cooling Fan |
| Model Code | CM-B04 (M87Pro) |
| Rated Input | 5V / 1.0A |
| Battery Capacity | 3000mAh (11.1Wh / 3.7V) |
| Battery Life | Standard Fan Mode: 3–9.5 Hours | Active Cooling Mode: 1.5–2 Hours |
| Product Weight | 178g |
| Product Dimensions | 155 x 47 x 50 mm |
| Key Functions | Thermoelectric Cooling, Stepless Speed Control, Hidden Base Hook, Neck Lanyard, Digital Status Display |
Cleaning and Maintenance:
- Gently wipe the exterior surfaces of the product using a soft, slightly damp cloth.
- Never submerge the fan body in water or any other liquids.
- Clean the fan grilles regularly to maintain pristine hygiene and optimal airflow efficiency.
- Ensure the entire device is thoroughly dry before storing it away for extended periods.
Usage Precautions:
- Please read the instruction manual thoroughly before initial operation.
- Do not operate or store this electrical appliance in excessively humid or wet environments.
- Keep the air intake and outtake vents completely unobstructed during use.
- Do not allow children to operate or play with this device unsupervised.
- Never attempt to disassemble, repair, or modify the internal components yourself.
Storage Tips:
- Store the fan in a cool, dry place away from moisture and direct sunlight.
- Avoid placing heavy weight on the device or bending the chassis to protect internal micro-circuitry.
- Keep out of reach of small children and family pets.
Simply press and hold the dedicated cooling button. The central LED screen will display a snowflake icon, indicating that the chilling pad is fully active.
When used as a standard breeze fan, the battery lasts up to 9.5 hours depending on speed. When the active refrigeration cooling plate is switched on, it runs continuously for 1.5 to 2 hours.
Thanks to the built-in stepless scroll-wheel system, you can fluidly roll the dial up or down to find your absolute sweet spot rather than cycling through fixed, rigid speed settings.
No, this product is not waterproof. Please protect it from heavy splashing or rain, and avoid using it in highly humid environments.

Casa Mia Adjustable Turbine Cooling Fan | CM-B04
Your personal, mobile mini-AC unit—conquering severe summer heat in a heartbeat.
Meet the ultimate weapon against sweltering temperatures: the Casa Mia Adjustable Turbine Cooling Fan CM-B04. This powerful M87Pro handheld fan merges high-velocity aerodynamics with cutting-edge thermoelectric refrigeration to deliver an uncompromised blast of refreshing chill. Perfect for intense outdoor events, sports, or crowded public commutes, it turns instant frosty relief into a daily luxury.
0°C Ice-Cold Experience
Engineered with an advanced refrigeration element that chills down down to a frosty 0°C on contact, giving you immediate relief against summer heat flashes.
Stepless Scroll Wheel
Ditch rigid speed tiers. The intuitive roller adjustment allows you to increase or decrease the airspeed smoothly to customize your breeze preferences exactly.
Hidden Carabiner Hook
A clever flip-out ring hook is seamlessly integrated into the base, letting you clip the fan securely onto backpacks, camping tents, or office partitions.
Smart Digital LED Matrix
The crystal-clear digital interface communicates exact battery percentages and active cooling states instantly, ensuring you are never caught flat-footed.
Extended Battery Life
Houses a premium 3000mAh lithium battery cell that maintains a long-lasting, steady operational output of up to 9.5 hours under standard ventilation modes.
Featherlight Portability
Weighing a mere 178g with an ultra-slim ergonomic body profile, it tucks away weightlessly into small handbags, shorts pockets, or travel gear.
Hands-Free Neck Wear
Comes bundled with a durable lifestyle lanyard, allowing you to hang the unit around your neck for effortless hands-free operation while walking or shopping.
Modern USB-C Charging
Equipped with a universal, rapid USB-C port, allowing you to top up power easily using laptop blocks, wall units, or portable battery banks on the go.