2.4G wireless keyboard and mouse with rechargeable battery

"Easy installation: simply insert the nano USB receiver (stored on the back of the mouse) into your computer and use the keyboard and mouse instantly.
One USB receiver for all: use the keyboard and mouse with the same receiver, to save the USB port on your computer.
Long-lasting rechargeable battery: rechargeable lithium battery with high-capacity industrial capacity lasts 6 months for the keyboard and 4 months for the mouse on a single charge (based on 2 hours of non-stop use per day).
Ergonomic design: stainless steel keyboard material provides a sturdy feel, low profile keys, full size keys, arrow keys, numeric keypad offers comfortable typing. Ergonomic mouse reduces stress and more comfortable use.
What you get: Arteck HW192 wireless keyboard, MW162 wireless mouse, a nano USB receiver for keyboard and mouse (stored on the back of the mouse), USB charging cable, welcome guide (English language not guaranteed)."