A device may appear to have battery problems when the real issue is residue around the cartridge connection. Cleaning the threading regularly helps maintain a solid connection between the cartridge and the Uni pro battery.
For more info visit here: https://harborcityhemp.com/product/yocan-uni-pro/
Contact: Harbor City Hemp
Address: 186 Specialty Pt, Sanford, FL 32771
Phone: 619-639-4386
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