Heatz, Zk05 Touch Pad Wireless Keyboard

Features: Plug and play, For Home and office use
Total Size: 365*120*19.5mm ?Touchpad size:74.5*90mm?
Weight: 334g (without battery)
Button of keyboard: 78keys
Battery: Two AAA battery
Lifespan of Key-stoke: 5 million times
Interface Type: USB,2.4GHZ wireless
Wireless range: 10 meters approx
Sleep Time: 8 Minutes
Awaken way: Arbitrarily key to awaken
Operating Voltage: 3V
Low Voltage: <2.2V
Speed current:  0.03mA
Touchpad working current: <29mA
Working Current: <11mA
Application: Desktop, laptop
System: Windows XP Windows 2000?windows Vista 7/8/10 Mac OS , Chrome OS , LINUX