Itlovely Portable 2.4G Wireless Digital Keyboard USB Number Pad 18 Keys Numeric Keypad

Portable 2.4G Wireless Digital Keyboard USB Number Pad 18 Keys Numeric Keypad 100% Brand New And High Quality ! Operating Frequency: 2.4G Application: Desktop, Laptop, Tablet Key Mechanical working life: The keycaps life of more than 10 million times System: IOS, Windows XP, Windows Vista/7/8/10, USB port Specifications: Structure Fixed way:Fastening buckle bit Case Material:ABS Color:Black Modulation:GFSK Power Supply:1 x AAA Battery(not include) Operating Current: 5mA(MAX) Sleep Current: 0.5mA Effective Distance: Approximately 32.9FT(10M)Accessibility Temperature:5?-50? Humidity:10%-85%RH 25celsius Storage? Temperature:-20-70? Humidity:5%~95% 25 celsius Notice: Due to the different monitor and light effect,the actual color maybe a slight different from the picture color. Please allow 2-3cm differs due to manual measurement . Package includes: 1 x 2.4G Wireless Numeric Keypad 1 x Wireless USB 1 x User Manual