This is the Airtronics RX61H 2.4GHz FHSS-3 6-Channel Park Flyer Receiver. The RX-61H is an extremely small, lightweight, middle-range receiver designed for park flyer use. Due to differences in the implementation of 2.4GHz technology among different manufacturers, this receiver is only compatible with the Airtronics SD-10G 2.4GHz transmitter.
Frequency: 2.4GHz FH3
Nominal Input Voltage: 4.8v ~ 6.0v
Weight: 0.16oz (4.6gr) with Case, 0.13oz (3.8gr) without Case
Range: Approximately 600m (2,000ft)
Dimensions: 40.2x18.4x10.4mm (1.58x0.72x0.4"
Fail Safe Support: Yes
NOTE: This receiver has a Nominal Input Voltage rating of 4.8v ~ 6.6v, therefore, it can be powered using a 4 Cell or 5 Cell Ni-Cd or Ni-MH battery pack or a 2S Li-Fe/A123 battery pack. DO NOT USE A 2S Li-Po BATTERY PACK!