Micron-level stepper motor resolution enables pinpoint focusing for sharp images
Bluetooth 5.0 connectivity allows wireless control from smartphones, tablets, or computers
Built-in 2500 mAh rechargeable battery provides true portability and eliminates need for external power
Universal USB-C interface ensures fast, stable connections to modern devices
Integrated focus adjustment knob offers manual control for quick, on-the-fly focus adjustments
Summarized by Shop
11 lb (5kg) Payload Capacity
Bluetooth 5.0 and USB-C Connectivity
Integrated 2500 mAh Rechargeable Battery
Stepper Motor with 128:1 Gear Ratio
High Resolution 2.812 μm/step Movement
Description
FAQ
Specifications
In the Box
Downloads
Warranty
ZWO EAF Pro Wireless Electronic Automatic Focuser
The ZWO EAF Pro automates critical fo
Payload Capacity
5 kg (11 lb)
Motor Type
Stepper motor
Step Angle
7.5°
Reduction Ratio
1:128
Step Resolution
2.812 μm per step
Dimensions
41 x 52 x 73.4 mm
Weight
215 g (258 g)
Power Supply
USB-C 5V 500 mA (external or internal battery)
Bluetooth Version
5.0
Battery Capacity
2500 mAh rechargeable lithium
Summarized by Shop
5.0
2 ratings
5
4
3
2
1
Perfect Fit for the Askar 107PHQ
R
Richard · July 26, 2026
Great upgade
The ZWO EAF has been a great upgrade to facilitate my evening shoots. There was a minor learning curve however lots of information online on how to achieve optimize your setup.