2.4G Number Pad, Alcey Wireless 22 Keys Multi-Function Numeric Keypad Keyboard with 2.4G Mini USB Receiver for Laptop/ Desktop/ PCs/ Notebook, Silver

OverviewAlcey 22 Keys Wireless Numeric Keypad is the perfect accessory to complete your workspace. Featuring a full keypad with Number Lock, "=" "TAB" and shortcut key which can open the computer calculator directly, the Wireless Numeric Keypad is a great wireless solution for extending your existing keyboard. It will improve your work efficiency. You deserve it!Ultra-thin Design, Easy to UseSimply plug the USB receiver into an available USB port of your computer and it's ready to use, no driver needed. Ergonomic design, thin and compact keypad in a laptop bag or briefcase to efficiently enter data wherever you go. LED light display status: -Green light ON -- Numeric Part works; Green light OFF -- Function keys works.- Low voltage status: when the working voltage below 0.9V, the red indicator light blinks. Technical Specifications: Key: 22 keysWorking voltage : 1.5VWorking current use key: 1.5-3.0 m A (Light off) Working distance :10mSleep current : 0.009 mASleep time :2 minutes (Light on ) Operation Frequency: 2.4GHz technologyAwake way :Any key to awakePlease Note: - "? ? ? ?" , Home, End, Ins, Del, PgUp and PgDn buttons work with Windows XP/Vista/7/8/10, however NOT with Mac O.S- The "Num Lk" button works with Windows XP/Vista/7/8/10, however NOT with Mac O.S System Requirements- Mac OS X 10.6 & higher - Windows 98SE /ME /2000 /XP /Vista /7/8 /10- Linux 2.4 or above Package Contents- Alcey Wireless 22 Keys Numeric Keypad- User Manual