Wireless Keyboard and Mouse Ultra Silent Set UK Layout, TopMate 2.4G Super Quiet Slim Keyboard Mice Combo with Calculator Shortcut, Mute Mouse and Noiseless Keyboard, for PC/Laptop/Windows/Mac

Keyboard ParametersWeight: 490 ±10gOperating voltage and current: 3V-5mASize: 442.32 x 137.89 x 25.7mmMouse ParametersOperating voltage: 1.5VSize: 103.54 x 61.35 x 32.87mmWeight: 55 ± 5gTips?Due to open wireless connection, the 2.4G band is highly susceptible to interference code, mouse become out of work. If this problem occurs, please take following steps to connect.Pairing Mode: Keyboard p...