GT Power Professional Digital Servo Tester "27g to 39g" 5-meter wing the Conscendo™ S

5-meter wing the Conscendo™ S makes hitting max altitude easy and fun

this fully assembled charm-machine gives you everything that's great about the J-3 Cub and more

Fully programmable using Castle Link USB adapter

lightweight

GT Power Professional Digital Servo Tester "27g to 39g" 5-meter wing the Conscendo™ SGT Power Professional Digital Servo Tester The GT Power Professional Digital Servo Tester is our top of the line servo tester. This professional series servo tester has several function modes (see below) for the most comprehensive diagnostic of your servos. Why do you need a servo tester? Bad servos can keep your grounded or can lead to costly, devastating crash. This portable device allows you to test the functionality of your servos and ESC without