Includes Serial compatible receiver KR-420XT Specifications Dimensions:256.0×170.0×127.5mm?Does not include protrusions? Weight: 563g?battery not included ? Power supply: AAA size dry battery x4 Ni-MH battery x4 Li-Fe battery (2cell 6.6V)* Li-Po battery (2cell 7.4V)* (Batteries are sold separately.) Current: 200mA or less Channel: PWM 4ch / Serial 8ID *Maximum setting ID number of serial are different by each products. Frequency: 2.4GHz Radio Mode: XT Model memory 50 Compatible receiver: KR-420XT, " MINI-Z EVO Receiver Unit EX-NEXT MC-8" *Do not charge the battery with the power on. *Can not use LCD Xpansion unit EXP-104 series. *Can not use FHSS or DSSS receiver. (KR-418FH KR-415FHD,KR-210S etc) *The product photos on this site are prototypes, which may be different to production models.
