Thunderbird-6:

The lightened Thunderbird-9 is ideal for lightweight and mini planes that sip the power but provide loads of fun indoors or out.

All Castle Creations speed controls feature:
Battery Eliminator Circuit (BEC): eliminates receiver battery
Safe "Power On"
Microprocessor Controlled
Tough surface mount construction
Audible Arming Signal
Auto Motor cut-off with reset
Low torque "Soft Start": protects gear boxes and belt drives from shock
Smooth reverse exponential throttle
Self-calibrating endpoints: maximizes usable stick travel
Auto shut-down when signal is lost
Simple setup: no complicated switches or wiring
Max amps: 6
Max volts: 15 volts
3S Lipo
12 NiCad/NiMh
BEC: Linear regulator
1.5 amp max
Length:1.02" (26.8mm)
Width:0.67" (17.4mm)
Height: 0.32" (8.5mm)
Weight: 0.14 oz (4g)
Brake: On/Off