噜噜色噜噜色-噜噜色噜噜-噜噜噜在线视频免费观看-噜噜噜在线观看播放视频-欧美成人精品福利在线视频-欧美成人精品福利网站

[Patented product] One-output 32-needle valve system

System: needle valve
Product: blood collection（75ml/100ml）
Product material:PET
Number of cavities:thirty-two
Unit weight: 5.2g
Wall thickness (mm):0.5mm
Operating cycle (sec):eight sec
Rubber mouth size: 1.8mm

The product demonstration video is as follows: