Special waterproof keyboard KM-20
Main feature
Technical Parameters

Operator Technical Specifications

Key switch: Using natural high-quality silicone rubber, thin film and conductive silver adhesives.

                 Using omniseal waterproof, dustproof  structure. 

Total excursion:3.8±0.1mm

Prestroke:2.2±0.6mm

Operating force:55±7g

Resilience force :≥20g

Insulation resistance:≥50MΩ

Loop resistance:≤70Ω

The cycle life:≥15,000,000times

The keyboard structure size chart:

7-2.jpg

The keyboard matrix pareto diagram:

7-3.jpg