Finera Wireless 2.4G Controller Gamepad 3 in 1 Joystick Wireless Controller for PS2,Analog Controller Vibration compatible with PS2

External two "AAA" alkaline battery able of use of use for above 10 hours continuously. Support multi-loop signal, no mutual interference( max accommodating 20 sets of handles). Support Digital and Analog mode. Operation distance in 8m,up to 10m maximum. With double vibration motor, excellent expression.