Perfect for outdoor sport likes golf, hiking. Energy save, no batteries required. Save our earth, use of green power solar energy and turn the fan on. Can be individually adjusted to different head sizes. Suitable for: traveling, fishing, climbing, playing golf, gathering at plaza, or watching drama, watching ball game and other outdoor activities.
Best Use: Climbing,Cycling,Camping,Mountaineering,Running
Package weight: 0.123 kg Product Dimension: 30.00 x 20.00 x 12.00 cm / 11.81 x 7.87 x 4.72 inches Package Dimension: 20.00 x 20.00 x 10.00 cm / 7.87 x 7.87 x 3.94 inches