For Flipper zero multi-function development board protective case. Includes 1set For Flipper zero 3in1 development board protective case. The development board features wifi function expansion, 2.4G module expansion, and high gain CC1101 module. Applicable models: For Flipper zero. Shipping content includes a multi-function expansion board, 2.4/5Ghz dual-band glue stick antennas, and 40Mhz-6Ghz broadband telescopic antenna.