The Ulanzi CU01 Camera Cooler Battery C044 is a standalone magnetic battery designed exclusively for the Ulanzi CU01 camera cooler. Its 3000 mAh capacity provides approximately 65–85 minutes of operation and allows you to use the cooling system without a cable or an external power bank.
The Ulanzi CU01 Camera Cooler Battery C044 is a standalone magnetic battery designed exclusively for the Ulanzi CU01 camera cooler. Its 3000 mAh capacity provides approximately 65–85 minutes of operation and allows you to use the cooling system without a cable or an external power bank.
The C044 battery attaches magnetically to the CU01 cooling unit, creating a compact setup suitable for on-location filming. This is a standalone replacement or supplemental battery; the cooler itself is not included in the package.


The 3000 mAh / 11.1 Wh capacity provides approximately 85 minutes in silent Level 1 mode and about 65 minutes in Level 2 or AUTO mode. Actual runtime may vary depending on ambient temperature and the cooler’s workload.


The battery charges via USB-C with a required input of 5 V / 2 A. The approximate charging time is two hours. The magnetic connection allows you to quickly swap out a depleted battery without tools.
The Ulanzi CU01 cooling unit and charging cable are not included with this standalone product, unless otherwise specified in the listing.
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