Optical tube binocular. Eyepiece (wide field) 10X (view field .87″ DIA). Objective 0.8X~5X (zoom). Zoom ratio 1:6.3.
Pupil distance 2.17~2.95″ (adjustable).
Diopter adjustment ?5 diopter (two eyepieces). Working distance of objective 4.53″.
Illumination adjustable reflected and transmitted LED light.

Insize 9721-250, DIGITAL VOLTAGE TESTER, AC:12-250V; DC:6-36V, 6940561972238 