2.Low heat production、 long lifetime、 strong overload protection and it can function 95% of its features without any heat sink appliance.
3. High quality materials adopted: high intense aluminum alloy anodizing shell 、 front & back cover 、 high-performance temperature-resistant magnetic steel and imported high-speed bearing.
Dimensions: 1.38 in x 1.38 in x 2.83 in (3.5 cm x 3.5 cm x 7.2 cm) Weight: 10.44 oz (296 g)