Flysky FGr4B AFHDS3 4-Channel 2.4GHz Receiver

FlySky FGr4B 

Compatible transmitters: all AFHDS 3 transmitters and RF Modules (PL18, Paladin EV, NB4, NB4 Lite, etc.) 
Model Type: Car/boat etc 
PWM Channels: 4 
RF: 2.4GHz 
Protocol: AFHDS 3 
Antenna: Dual Antennas 
Input Power: 3.5-9V 
Data Output: PWM/PPM/i.BUS out/S.BUS 
Temperature Range: -10℃ to +60℃ 
Humidity Limit: 20%-95% 
Online Update: Yes 
Dimensions: 17*29*16mm 
Weight: 6.4g 
Certification: CE，FCC ID:N4ZFGR4B000