【Charging Adapter Parameters】
Input: 100-240V AC 50/60HZ 0.15A
Output: 5V DC 1000mA
Uses: for artificial visual insemination of cows
【Technical Parameters】
Total Length: 45.7cm
Handle Width: 6.4cm
Endoscope Probe: 44cm
Probe Diameter: 22mm
Probe Inner Diameter: 11mm
Air Passage: 2mm
Working Channel: 10mm
Camera: 3.9mm
Resolution: 640px*480px
Screen Size: 3.5 inches
Rotation Angle: about 120° 
back and forth, 360° left and 
right (Do not always turn on 
one direction. It will turn the connected line off)
Dilatation Head Diameter: 23mm
Expansion Head Length: 15mm
Insemination Catheter: 70cm
Outer Thimble (special sheath): 70cm"