Light type: Near-infrared light
Infrared wavelengths: 850 nm
Image resolution: 720*480
Visible Vein Size ≥1mm
Accuracy: 0.25mm
Depth of Visible Vein:≤12mm
Best projection distance: 200±20mm
Image frame rate: 20FPS
LED lifetime: 20000 hours
Power Supply: DC 5V ≤3.5W Package information
Weight: 450g
Dimension: 240x60x60mm （LxWxH）
Battery volume: 4400mAH
Battery working time: ≈ 5 hours
Charging time:≈ 3 hours
Battery detachable: Yes
Operating Mode: Handheld or Suspension