1. SE69D wireless engine
2. Silent and micro keys, triggers sensitively
3. 15 minutes without operation, it will enter into sleep state to saving power
4. 3 levels adjustable DPI (800/1200/1600DPI)
5. 2.4GHz wireless connection
6. Interface: mini USB
7. Built-in battery, 2.5 hours charging time
8. Size: 132x77x41mm
9. Weight: 110g