The 3PRKA is an outstanding value in basic 2.4GHz control, whether you're looking at it as an inexpensive start-up system or an economical upgrade for your RTR.
Features
It puts the interference-free dependability of Futaba FHSS (Frequency Hopping Spread Spectrum) technology at your fingertips.
Dual-Rate Steering -- a convenient thumb dial lets you dial in steering on the go! Move it clockwise for more steering, or counterclockwise for less!
Throttle Fail-Safe -- moves the throttle to a preset position if signal is lost or interrupted. Prevents runaways and lost vehicles automatically.
Low-Battery Warning -- a flashing LED lets you know when battery voltage is low and it's time for new batteries.
Ideal upgrade for radios found in RTR vehicles
Throttle and steering trim and reverse
Steering dual rate dial
Throttle end point adjustment
Channel three switch
Throttle fail safe
Specs
Transmitter:
Transmitting Frequency: 2.4GHz band
Power Requirement: Four AA cells
Current Drain: 100mA or less
Receiver:
Dimensions: 1.54 x 1.02 x 0.39" (39 x 26 x 10mm)
Weight: 0.28oz (8g)
Operating Voltage: 4.8 - 7.4V (shared with servo)
Battery Fail Safe Voltage: 3.8V*
Current Drain: 30mA at no signal
*Battery fail safe voltage is set for 4-cell NiCd/NiMH battery
Battery F/S does not work properly when other type of battery is used