Size :  170x74x14mm

With Retractable USB cable

Features :

• Low keycap notebook keyboard with 56keys
• Fn/Num lock change function
• static resistant magnetic , field disturb resistant
• silent switch feeling , feel comfortable

Mechanical specifications :

• total travel : 3.0 +/- 0.1mm
• initial actuating force : 55+/- 7 cn
• function : normally open contact

Electrical specifications :

• insulation resistance : 100M OHM at 100VDC
• contact bounce : 5ms max.
• operation voltage : +5VDC +/- 10%
• operating current : 250mA max. at +5VDC

Life :

life time with electrical load : 10million min