Features:
1) streamlined appearance, elegant and fashionable, humanized design
2) strong compatibility: support Android games, computer games, Android standard menu key return, menu, home page and other work.
3) intelligent power saving: set sleep / wake-up function, standby current 50-70ua, working current 10-20ma.
4) 2.4GHz high-performance wireless connection, working range up to 30 feet..
5) use two batteries (excluding batteries) for power supply.