High torque !#!amp!*! high efficiency. The overall efficiency exceed 90 percent. Low heat production、 long lifetime、 strong overload protection and it can function 95% of its features without any heat sink appliance. High quality materials adopted: high intense aluminum alloy anodizing shell 、 front !#!amp!*! back cover 、 high-performance temperature-resistant magnetic steel and imported high-speed bearing. High quality and durable in use.
Dimensions: 1.06 in x 1.06 in x 1.97 in (2.7 cm x 2.7 cm x 5.0 cm) Weight: 4.67 oz (132 g)