Thinly Gold runs on Hobbywing 2205 1800KV motors with DYS DS30Amp BLHeli_S ESCs. It flies very quietly and stable.
The Thinly Blue runs on Emax 2205 2300KV motors with Little Bee 40Amp BLHeli_S. It's also a stable flyer with a slightly higher noise than its twin brother.
Both craft uses Idealfly 5in triprops and Flysky IA6B receiver.