Remote CompatibilityDesigned for use with models NS-70F501NA25, NS-75F501NA25, NS-85F501NA25, 75A7NF, 65A7NF, 43A7NF, 55A7NF, and 50A7NF. Ergonomic DesignCompact and lightweight, offering a comfortable grip. The smooth edges and anti-slip surface ensure a secure hold and lower the likelihood of accidental drops during handling. Easy To UseNo setup or pairing neededit begins functioning right after two AAA batteries are inserted. Batteries are not included. Precise ControlThe ideal control range between the device and the remote is five meters, with a maximum range of ten meters