ProdSpecifications:

Ratio: 8 times. Caliber: 20mm.
Object diameter: 20MM
Field angle: 5.5 degrees
Kilometer horizon: 96M/1000M
Exit pupil diameter: 2.5MM
Exit pupil distance: 10.3MM
Last focusing distance: 5M
Dimensions: length 75x diameter 24mm thickness 36mm
Prism system: Paul prism system.
Lens: an optical lens.
Function: waterproof

Packing list:

Telescope + color box + storage bag + mirror cloth + anti-loss rope *1
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Telescope + color box + storage bag + mirror cloth + anti-loss rope + mobile phone clip *1