It is unnecessary to charge the keyboard mouse frequently due to its long standby time. The mute keyboard mouse will not cause disturbance to you when you are working. Made of ABS material and electronic components, the keyboard mouse are durable and eco-friendly to use. Adopting scissor key cap structure, the keyboard is more convenient to use. The length of the keyboard is 24.5cm, width is 15cm and thickness is 0.5cm. The length of the mouse is 11.3cm, width is 5.7cm and thickness is 3cm. The keyboard mouse is suitable for tablets, laptop, desktop and so on. It can enter automatic sleep mode when being not used for 5 minutes. Item Name: Wireless Keyboard Mouse Material: ABS,Electronic Component Style: 1: Single Mode, Bluetooth-compatible, Battery Version Mouse, 2: Rechargeable, Dual Mode , Bluetooth-compatible Version Mouse, 3: Keyboard Features: Mute, Comfortable, Plug Play Size Details: Keyboard: 24.5cm x 15cm x 0.5cm/9.65" x 5.91" x 0.2" (Approx.) Mouse: 11.3cm x 5.7cm x 3cm/4.45" x 2.24" x 1.18" (Approx.) Notes: Due to the light and the screen setting difference, the item's color may slightly differs from the pictures. Please allow slight dimension difference due to the manual measurement. Package Includes: Style 1: 1 x Mouse or Style 2: 1 x Mouse 1 x Power Supply Cable 1 x Adapter or Style 3: 1 x Keyboard 1 x Charging Cable