| Other | Keyboard: Spill-resistant design 2Tested under limited conditions (maximum of 60 ml liquid spillage). Do not immerse the keyboard in liquid.; Familiar key shape and feel, whisper-quiet; Adjustable height - 3 tilt positions (natural, 4°, and 8°); Special keys: Music Controls, Programmable keys; Palm Rest; Abrasion resistant key print; 10-Key Number pad; Key type: deep profile; On/Off power switch; Caps lock indicator light; Battery indicator light; 2 AA batteries（Alkaline Battery）; Battery life: 36 months 3Battery life may vary based on use and computing conditions.; Mouse: Sensor technology: Precision Optical tracking; Number of buttons: 7; Scrolling: line-by-line; Scroll Wheel: Yes, 2D, rubber; Tilt Wheel: Yes; Connect/Power: On/Off power button; 1 AA battery（Alkaline Battery); Battery life: 24 months 4Battery life may vary based on use and computing conditions. |
