NICKEL METAL HYDRIDE BATTERY UPGRADE KIT:

CR-914 NIMH Upgrade Kit: For those CR-914 owners interested in serious racing then this upgrade kit has everything you need to save you money on batteries the 1650 NiMH Batteries add longevity to your sailing sessions. 

Includes the Following:
                            4.8Volt 1650mAH AA Size Flat Receiver Battery Pack
                            9.6Volt 1650mAH AA Size Batteries for the Transmitter
                            On/Off Switch with Std. Three pin Connector
                            Battery Charger with Rx/Tx plugs
                            Plug adapter to allow original battery holder to plug into the new On/Off switch.