■ The shell is covered with rei'☆∞nforced plastic, which is more s♦♥uitable for high mechanic♠↔↕£al strength, dustproof a<♠↓nd dripproof performance.

■ Enclosed switch ≤✔with built-in standard ty✔‍♥✔pe switch. Long service life, hig↕Ωh durability, built-in microswitc‌¶±h ensures repetitive accuracy.