Presenter - Logitech Wireless Presenter Spotlight

Motion sensor 3D accelerometer and Gyroscope Battery Life (rechargeable): 3 months 1May vary based on usage. Battery Details: Rechargeable Lithium Polymer, 85 mAh Connection Type: Bluetooth Low Energy and 2.4 GHz wireless connection Wireless range: 98.43 ft (30 m) 2May vary based on environmental and computing conditions. LED: Battery and Connectivity 1 year warranty assured and delivery done countrywide