Check the listing for details. 2.4GHz Ultra-Slim Wireless Keyboard/Mouse Combo (78 Key Comfy Touch) (SC-531KBM). Color: White, Condition: New, Made in China. Listed at 26.99 USD. 2.4GHz Ultra-Slim Wireless Keyboard/Mouse Combo KEYBOARD Ultra-Thin Wireless Portable Design Comfortable Typing: Keyboard Comes with a 15-degree Tilted Angle to Release Wrist Pressure When Typing Easy Plug & Play with Wireless Connection Connection: 2.4G Wireless Dongle Auto Sleep Feature: This Helps You Save Battery Life when You Are Not Using Your Keyboard Power Indicator Will Flash to Remind You to Change Batteries When Low Number of Keys: 78 Keys Working distance: 33FT Working voltage: 3V Working current: 5mA Battery: 2pcs AAA batteries (not included) MOUSE Comfortable Touch Auto Sleep Power Saver: After 10 min of No Activity It Will Go to Sleep This Helps to Increase Battery Life Connection: 2.4G wireless Dongle Working Distance: 33fT Resolution: 1200DPI Working Voltage: 3.7V Working Current: 10mA Battery: 2 x AAA Batteries (not included) Battery Details Battery for Keyboard 2x AAA 2x AAA 2x AAA Accessories: Keyboard and Mouse Black Unit UPC 639131705319 Keyboard Dimensions (in) 11.25 x 5.25 x 0.75 Keyboard Weight (lbs) 0.6 Mouse Dimensions (in) 4.5 x 2.25 x 1.0 Mouse Weight (lbs) 0.1 Giftbox Dimensions (in) 14.75 x 5.75 x 1.5 Giftbox Weight (lbs) 0.9