USB Metal mini 6 " FAN -: RM 17 Description:- USB Plug， Ultra-quiet design 360° up and down adjustable With control switch Stable and strong metal design USB powered， no external power sources required The motor is made by DC brushless technique， lower power Special metal structure design， more stable and stronger Occupy small room， smart shape， cool and soft wind Overall Dimensions: Diameter: 17.5cm Max Height: 19.5cm USB Metal mini 8" Fan (2 speed control) -: RM 24 Portable Mini Handheld USB Mini Air Conditioner Cooler Fan-: RM 27 Classic USB Mini Fan - Free Angle Adjustment - Powered by USB or 2 x AA Batteries