1.LED light - easy work in dark place.
2.Two level gear box - easy to change the speed and Torque.
3.Mini Body - more comfortable operation.
4.all part can be interchangeable.
5.It can adapt to high-intensity work environment Decoration, assembly, building ect.
6.adding a bearing. Concentricity of the drill better.
7.Waterproof design with led lights, 19 torque gear.