Model NO :CEN981112R05 Size: 11mm Operation Force:3~8N Electric Characteristics Rating DC 5v 1mA Contact Resistance 5Ω Max(Initial Value) Insulation Rsistance 50MΩ Min Voltage Proof AC 50V(50-60Hz)1 Minute Electrical life:300,000 cycles (Min) Mechanical life 300,000 cycles(Min) Operating temperature range -25°C+80°C Brand:Kailh