1. Lightweight appearance, can be operated by one hand
2. Double ring oil seal airtight design, not easy to leak air
3. Exchangeable tin-absorbing head, easy to clean up
4. Anti-slip stripe design on the handle surface, smooth operation without slippery hands
5. Suction force: 30cm-Hg
6. Material: ABS
7. Length: about 20.5 cm
8. Weight: 8PK-366NA about 81g, 8PK-366N-G about 60g