Fantech WG9S Katana S Wireless...

Product Description Model: WG9S Switch lifetime: 20 million clicks Sensor: Pixart 3311 Polling rate: 1000 Hz Battery life: up to 70 hours Weight: 89g Connectivity: Wired, strike speed wireless Speed(Max): 300IPS Acceleration (max): 35G Battery capacity: 300mAh Size: 123*67*44mm Power rating: 3.7v-10mA