Product weight:  EFW 7 x 2″=650g

Power supply: USB2.0

Control Mode: ASCOM and SDK

Driver: Free of driver

The filter wheel body is CNC milled from an aircraft graded aluminum block.

Excellent craftsmanship, very thin and light with only 20mm thickness.

The core part of our EFW is the stepper motor which has reliable performance and quality that comes from NPM, Japan.