MEWOI-TL96-0.03-3.5mm/3.5-10.mm,A：0.5-15KV, B：15-36KV Porosity Holiday Detector，Metal Surface coating leak detection,DC Pulsed Holiday Detector

MEWOI-TL78-0.03-3.5mm/3.5-10.mm,A：0.5-15KV, B：15-36KV Porosity Holiday Detector，Metal Surface coating leak detection,DC Pulsed Holiday Detector

MEWOI-TL4-A：0.03-3.5mm, B：3.5-10.mm,A：0.5-15KV, B：15-36KV Porosity Holiday Detector

MEWOI-P96U-0.03-10.mm/0.5-35KV Online Digital Porosity Holiday Detector

MEWOI-P96-A：0.03-3.5mm, B：3.5-10.mm, C：0.03-10.mm,A：0.5-15KV, B：15-35KV, C：0.5-35KV Digital Porosity Holiday Detector

MEWOI-P78U-0.03-10.mm/0.5-35KV Online Digital Porosity Holiday Detector

MEWOI-P78-A：0.03-3.5mm,B：3.5-10.mm, C：0.03-10.mm, A：0.5-15KV, B：15-35KV, C：0.5-35KV,Digital Porosity Holiday Detector

MEWOI-E2-C-0.03-10.mm/0.5-35KV Digital Porosity Holiday Detector

MEWOI-E2-0.03-3.5mm/3.5-10.mm/0.03-10.mm,A：0.5-15KV, B：15-35KV, C：0.5-35KV Universal Porosity Holiday Detector