Battery powered Batteries Mouse ambidextrous Ambidextrous HP Slim Bluetooth, Ambidextrous, Optical, Bluetooth, 1200 DPI, Black HP Slim Bluetooth. Form factor: Ambidextrous. Movement detection technology: Optical, Device interface: Bluetooth, Movement resolution: 1200 DPI, Buttons type: Pressed buttons, Buttons quantity: 3, Scroll type: Wheel. Power source: Batteries. Product color: Black