Redcat Racing 2.4Ghz Receiver for Twister, Ground Pounder and Rockslides that Use 2.4Ghz Radios 2.4Ghz 2 Channel/3 Channel Receiver for Twister 2WD Models, Mirage SR, Tsunami PRO, Rockslides and Ground Pounder with 2.4 system RC Car Parts : E710GOLD Genuine Redcat Racing Parts For troubleshooting and warranty information please contact a Redcat Racing Customer Service Specialist at 602-454-6445 or by emailing amazonsupport@redcatracing.com NOTE: Please read the User Manual before use.