Spec:

Item Type: Portable WiFi Eyepiece
Material: ABS
Size: Approx. 64x82x90mm / 2.52x3.23x3.54in
Screen Size: 2.8 Inch IPS
Screen Resolution: 320x240 (16:9)
Camera: 2MP
Compatible with Microscope, Telescope
Memory Card: Support (Memory card not included)
Battery: Rechargeable Battery 650mAh x 1 (Battery included)
Adjustable Eyepiece Angle: 75 °
Compatibility: 1.25 inch, 0.965 inch monocular or binocular telescopes, astronomical telescope and 23.2mm microscope

Package List:
1 x Eyepiece
1 x 1.25 inch Adapter Circle
1 x 0.965 inch Adapter Circle
1 x User Manual
1 x Data Cable

How To Use:
Direct installation and use