This is Jomar Products Electric Model Servo Reverser with a H/JR/Z connectors.
This goes in-line between your servos and your receiver.
FEATURES: Works with AM, FM, PCM and 2.4GHz systems.
Includes Y-Connector for use with two servos.
Install in-line with any two servos, and one servo will move in the
_ Works with 4 or 5 cells.
Warranty: Electronic Model Systems guarantees this Jomar product to
be free of defects in materials or workmanship for a period of one
year from date of purchase.
INCLUDES: One Servo Reverser with Hitec/JR/Z female connectors for two servos
and one Hitec/JR/Z male connector for the receiver.
REQUIRES: Receiver and servos.
SPECS: Length: 1.75"
Weight: .25 oz