From AI: Ultra-compact Bluetooth 3.0 Blue LED mouse, designed for long battery life and portability. - Brand: Sanwa Supply - Color: Red - Model Name: MA-BTBL27R - Connectivity: Bluetooth 3.0 - LED Type: Blue LED - Number of Buttons: 3 - Supported OS: WIN/MAC - Size: Ultra-compact - Power: 2 AA batteries - Features: Long battery life From the Internet: Features: Wireless, LED light Movement Detection Technology: Optical Number of Buttons: 2 Wireless ● Reading method: Blue LED Convenient for use with mobile notebooks! Ultra-compact Bluetooth 3.0 mouse It's so compact that it fits in the palm of your hand, so it won't get in the way when you carry it. Compatible with Bluetooth Ver3.0 standard, it can connect to Bluetooth-equipped computers without a receiver. Equipped with a blue LED sensor that is more sensitive than red optical sensors, achieving high reading performance. Ergonomic design for an easy-to-use mobile mouse. Long battery life of approximately 3 months with 2 AAA batteries. [Compatible Standards]: Bluetooth Ver.3.0 [Size/Weight]: W41 x D78 x H33mm, 30g (excluding batteries) Compatible models: Windows (DOS/V) computers with built-in Bluetooth modules, tablets, Android smartphones and tablets that support Bluetooth mice. *Please check the specifications of your device for compatible models. Apple Mac series with Bluetooth adapter connected and installed. Thank you for viewing!