UVL-B19 Anti-UV & Anti-Blue Light Transmittance Lens Testing Machine

Display: 1.3" Screen

Display resolution: 240x240

Battery capacity: 400mAh

Working time: 2hours

UV wavelength: 400nm

Blue ray wavelength: 425nm

Input voltage: 5V 1A

Net weight: 0.34 Lb

Dimensions (packing): 3 3/4" x 1 7/8" xx 2 1/4"

Features:

• 1.3 inch display screen, easy to see the readings
• Very compact and light weight, only 153g
• One button design, simple to operate
• Automatic calibration after power on
• Mini USB charging, easy and convenient to charge