The Heller Portable 4.5W Cordless Fan (Model HPCF90) is a foldable, compact fan with height and tilt adjustment, powered by a rechargeable battery and ideal for travelling to remote places. Portable and foldable design – easy to transport and store Height adjustable – customise airflow direction Tilt adjustable – direct air where needed Stable base – secure placement on any surface Ultra-quiet design – minimal noise operation Rechargeable battery – no need for constant power access 3 speed settings – control airflow intensity Removable front grille – easy cleaning and maintenance Power: 4.5W Motor: DC brushless Speed settings: 3 Folded dimensions: 19.4 × 19.4 × 9.2 cm Extended dimensions: 19.4 × 19.4 × 90 cm Battery capacity: 3.7V 4000mAh Charging input: 5V DC/1A Charging time: 7.5 hours Working time: 4.5–8.5 hours Power source: USB connection