universal stylus pen dual touch function compatible for tablet ios android system apple ipad phone

one-button operation: press the button of pen to turn on and off. no usb or bluetooth connection required(note: this pen has no bluetooth function) auto sleep function: this pen would turn off after 30mins automatic power-off function. no worry about the running out of the power good for drawing and painting: this pen with 1.5mm diameter tip, provide more precise, give you a realistic feeling for creation compatible use: android phones, apple phones, all brands of flat-panel capacitive screen devices.syi