Redcat Racing Ni-MH Receiver Battery, 6V 1100Mah Ni-MH Receiver Battery, 6v 1100Mah Batteries & Chargers, Spare Parts: 83014 Genuine Redact 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.