Optical system: MaksutovCassegrain
Caliber: 102mm (4.02in)
Focal length: 1325mm
Jiaobi: 12.99
Finder mirror: red dot finder
Tail plate compatible: quick release lens lock clip
Base: single wishbone theodolite
Main barrel: aluminum

Eyepiece: 25mm
Magnification: 53x
Zenith mirror: builtin optical path conversion mirror， can be changed from direct view to 90°
Right angle observation.
Other accessories: camera shutter release
Tripod: stainless steel tripod， fixed equatorial wedge
CD ROM: NexRemote
V1.6.14"The Skyg" Level1
Power supply: 8 AA batteries (not included)
Effective range of magnification:
15x one 241X
Limit star: 12.5
Light collection: 212x
Field of view: 1
Straight line of view (1000 yards): 16.15m
Secondary mirror occlusion: 35.05mm
Secondary mirror area occlusion ratio: 11.80%
Secondary mirror diameter occlusion ratio: 34.40%
Resolution (Rayleigh limit): 1.37 angular seconds
Resolution (Du's limit): 1.14 angular seconds
Main barrel length: 342.9mm
Main barrel weight: 4.99kg
Tripod and base weight: 4.54kg
Motor drive: integrated DC motor
Hand controller: double line display， 16 characters LCD display per line
Display， 19 fiber LED backlight button