43.2 cm (17") Number of built-in cooling fans: 1 70 cfm 21 dB Power source type: USB Black NotePal L1, a lightweight and simple notebook cooler for the NotePal family. L1 is the ideal companion for 7" ~ 17" notebooks. The ultra slim and lightweight design is made for easy carrying and storage. The fully meshed surface plus 160 mm silent fan provides excellent cooling performance.Features:- Ultra slim and lightweight design for easy carrying;- Ergonomic design for best viewing/typing angle;- 160 mm silent fan with superior airflow provides best cooling performance;- Full range metal mesh and aerodynamic design air intakes;- USB port extender design keeps your USB ports intact;- Cable grooves for easy USB cable management;- Compatible with all 17and smaller laptops. Performance Noise level 21 dB Fan performance 70 cfm Rotational speed 1400 RPM Fan diameter 16 cm Number of built-in cooling fans 1 pc(s) Maximum screen size 43.2 cm (17") Minimum screen size 17.8 cm (7") Design Product col