KJ6B Rechargeable streak retinoscope

Characteristics
The first developed rechargeable streak retinoscope in china.
The well positioned glower can be rotated 360 degree Upward and downward.
The brightness can be adjusted
Fully charged can be continuously used for at least 2hours
Specifications

Working distance: 1m
Adjustable range of streak:3mm-20mm
Streak Rotation :360 degree
Illumination source:3V/2.1W halogen bulb
Power:AC220V/50Hz 110V/60Hz

KJ6B Rechargeable streak retinoscope