Ulanzi CU01 Cooling Fan for Camera with 3000mAh Battery Kit

The Ulanzi CU01 Cooling Fan Kit is a professional-grade active cooling solution designed for mirrorless cameras. Utilizing semiconductor refrigeration (Peltier effect), it effectively lowers camera temperature by up to 20°C, preventing overheating during extended video recording or live streaming. The built-in 3000mAh lithium-ion battery provides up to 8 hours of operation on the lowest fan setting, ensuring reliable performance throughout your shooting sessions.

Advantages

This cooling fan kit offers significant advantages for content creators: it reduces the risk of thermal shutdown, extends recording time, and maintains optimal sensor performance. The OLED screen displays real-time temperature, and three fan speed levels allow you to balance cooling efficiency and noise. The compact design with cold shoe mount and 1/4"-20 thread ensures easy attachment to your camera rig.

Suitable for

• Mirrorless cameras from Sony, Canon, Nikon, Fujifilm, and other brands
• Video recording, live streaming, and time-lapse photography
• Outdoor shooting in warm environments
• Content creators who require extended recording times without overheating

Key specifications

• Cooling Technology: Semiconductor Refrigeration (Peltier Effect)
• Battery Capacity: 3000 mAh
• Battery Type: Built-in Lithium-ion
• Charging Port: USB-C
• Input Voltage/Current: 5V / 2A
• Fan Speed Levels: 3 (Low, Medium, High)
• Display Type: OLED Screen
• Temperature Display: Real-time
• Mounting Interface: Cold Shoe Mount, 1/4"-20 Thread
• Noise Level: <38 dB
• Material: Aluminum Alloy, PC
• Cooling Performance: Up to 20°C temperature drop
• Battery Life (Max): Up to 8 hours (lowest setting)
• Battery Life (Min): Up to 2.5 hours (highest setting)
• Charging Time: Approx. 2.5 hours (with 5V/2A charger)
• Operating Modes: Cooling Mode, Fan Mode
• Color: Black
• Control Method: Physical Buttons

Recommendations

For best results, use with a 5V/2A USB-C charger. The included accessories (USB-C cable, cold shoe adapter, suction cup mounts) provide versatile mounting options. Ideal for videographers and streamers who demand reliable cooling without compromising portability.