Lemon Nano

Lemon Rx  Nano DSM2 receiver 6CH

Another option for a super light weight nano receiver is the Lemon Rx DSM2 Compatible 6-Channel Receiver Micro Light. This 6 channel receiver is 1.9 grams, DSM2 Compatible. End-Pin DSM2 Compatible Full Range Receiver. It is not as thin and narrow as the Mini Receiver above, but still offers an amazing weight ratio. Price is around $10 and the cheapest of  its predecessors above.
Specification

Type:End-Pin DSM2 Compatible Full Range Receiver
Number of Channel:6
Modulation:DSM2 Compatible
Band:2.4 GHz
Dimension:26(L) x 19(W) x 6(H)  mm
Weight:1.98g
Voltage Range:3.45 – 10.2 V

Binding Setup
1) Press the bind button (do not release).
2) Apply power to the unit and the LED will be flashing.
3) Release bind button.
4) Turn on the Spektrum transmitter in binding mode for binding.