Box content:
5 x AllWize K2 boards
μFL connector for pigtails
Wize compatible -9 dBi 169 MHz SMA antenna
header strips 14 ways (not printed)
 
Technical features of the AllWize K2:
Size: 6,9cm x 2,5cm x 1cm
Atmel SAMD21 microprocessor
Wize radio transceiver embedded
μFL radiofrequency connector for pigtails
Screwed input to connect a battery pack (2 x AA or 2 x AAA)
Low-power consumption, down to 720 μA in sleep mode
μUSB connector, to power and program the AllWize K2, bootloader included
Reset button and user LED
 
Wiki: http://wiki.allwize.io/index.php?title=Allwize_K2