1Easy To Use Wireless pen mouse, handwriting type operation, convenient and fast operation. 2Bluetooth 2.4g Wireless Connection The two modes can be switched freely, the 2.4g version is used when the receiver is plugged in, and the Bluetooth version is used when the receiver is unplugged, which can be easily paired with mobile phones. 3Strong Compatibility Compatible with various operating systems, such as for Windows, for iOS, for Android systems, etc. 4Sensitive Touch Head Features a highly accurate touch head for easy switching across multiple platforms. 5Small And Portable It fits in your pocket and takes it to your classes, meetings and anywhere you go. Item Type Wireless Pen Mouse Product Material ABS Number Of Keys 4 Keyshandheld mouse Bluetooth V3.0 5.0 Distance Approx.<10m 10.9yd Working Channel 16, Automatic Frequency Hopping Battery Type Lithium Battery Battery Model Battery Type, Model Built in Lithium Battery Capacity 500mAh (Included) Operating System for Windows for IOS for Android System 1 x Wireless Pen Mouse 1 x Storage Bag 1 x Base 1 x 2.4g Receiver 1 x Type C Adapter 1 x Micro Usb Adapter 1 x Charging Cable 1 x User Manual