FBL sensor and FBL controller unit must be use together in order to get to work
Compatible with helicopter of all sizes from T-REX 250 to T-REX 700

Specification:

Suitable Voltage Range : DC 3~8.4V
Current Consumption : DC11.1-22.2V 3-6cell Li-Po
Flip and Roll rate detection speed : ±300degrees/sec
Rudder rate detection speed : ±500degrees/sec
Sensor resolution : 12bit
Operating temperature : -20°~65°
Operating humidity : 0%~95%
RoHS certified