עט בדיקת אותנטיות של כלי עט מקדחה

Product Information：

Product name: Second-generation thermal conductivity meter
Product Type: Identification Test
Chip specifications: high-precision chip
Product weight: 66 grams (without batteries)
Body material: engineering materials
Probe material: alloy
Power supply specification: 9V battery
Product features: small and compact, precise and convenient
Identification principle: through probe heating chip detection