7.9/9.7inch tablet wireless bluetooth keyboard case for ipad 2 ipad 3 ipad 4 pu leather case

MachanicalPerformance

Key Operating Force

80±20gf

Switch Operating Force

60±10gf

3D Key Operation Force

100±20gf(vertical force of the mouse button), scroll wheel Life 300,000 times

Working Environment

Working Temperature

-10°C—50°C

Working Humidity

less than 85%RH

Specifications

Item

laptop keyboard,wireless laptop keyboard,slim laptop keyboard

Rating Working Voltage

DC 5V±5%

Rating Working Current

≤100mA

LED Light Sleeping Time

≤5S

Reliability Testing

key lift test

movement speed:2 cycle/s
operating force:500±50gf

high tempreature test

temperature:45±2°C storage for 48 hours place for 1 hour at indoor temperature after testing

low tempreature test

temperature:-15±2°C storage for 48 hours place for 1 hour at indoor temperature after testing

dorp test

hight of fall:76±2cm
surface of the test: basic packing well, thickness of 15mm wood on flat cement foor
dorp times:3 times, 3 sides of the mouse

cord cycling bending test

bear load 100g, ±60 degree,hight of 30.48cm,speed 30 times/MIN.
MIN : 10000 times.
Wire tensile resistance testz;wire rod load 5KG,stretching resistance more than 60s.
USB plug testing:1500 times

LOGO adhesion test

back and forth wipe more than 300 times using cotton cloth with 95% alcohol
at the load force of 500g, still can't see the bottom

spray paint rubbing test

wipe back and forth more than 300 times with eraser based on the load force at 500g, no see the bottom

alcohol friction resistance test

back and forth wipe 300 times using cotton cloth with 95% alcohol
at the load force of 500g, wipe frequency: 50 times/min, no see the bottom