Features: l Reasonable design makes it easy and convenient to install and remove, and it is a wonderful replacement for broken or old one l As part of normal maintenance, it can be easily removed and replaced l High sensitivity and high stability and high precision, greatly improved performance l Made of high quality material, durable and wear-resistant Specification: l Types (Optional): 1A receiver CH1-L l 10A external CH1 (with indicator) l 20A pump ESC CH1-H l 1A receiver CH2-L l 10A external CH2 (with indicator) l Size: As shown l Applicable Models: for Airplane Remote Control l Quantity: 1 PCS Package: l 1x Electronic Switch