Notes: Bashers, boaters, rock crawlers, racersthe SR410 receiver is ideal for anyone wanting a sport receiver that can handle the worst nature and the RF environment can throw at it. It"s built around frequency-agile, DSMR technology that delivers superb range and response, especially in places where a lot of 2.4GHz systems are in use at once. This unbeatable signal security is complemented by a fuelproof case and Reliakote conformal coating that seals internal electronics from the elements and other corrosives like nitro methane or motor spray. Requires a DSMR transmitter. Age Recommendation: Not for children under 14 years. This is not a toy. Always purchase products from a Horizon Hobby, Inc. authorized dealer to ensure authentic high-quality Spektrum product. Horizon Hobby, Inc. disclaims all support and warranty with regards, but not limited to, compatibility and performance of counterfeit products or products claiming compatibility with DSM or Spektrum products. Attention: Horizon Hobby has confirmed that all Spektrum Products being sold by KoKo Technology are counterfeit. We consider it a danger to use these products, waive all liability and will not support any warranty or service in regards to them. FEATURES: * Reliakote water-resistant coating seals the internal electronics from the elements * Outputs for steering, throttle and 2 aux channels, plus an extra port for battery/bind * Equipped with the DSMR frequency-agile surface protocol