Hobbywing OTA Programmer Wireless Connection, Special APPhas powerful functions The ESC is wirelessly connected to smartphonevia OTA Programmer.Use Hobbywing HW Link APP to clearly display and adjust all parametersof ESC. The interface is simple to operate.Please download the new version of V2 App. The old version of APPcannot support. Download method is as follows:1) Android 2) IOS: Look up in the APP Store: HW Link V2 will do. More Powerful The ESC is wirelesslyconnected to smartphoneviaOTA Programmer. Intuitive Interface When use app to adjust parameter, the graphical man-machineinteraction interface of drop-down list box and scroll bar make theparameter adjustment more flexible and easier to operate. Real-time data recording function OTA programmer supports real-time data recordingfunction and storesthe data in its memory. It can beopened by HW Link to know the running status of powersystem. The real-time data can be checked by connectingsmartphone HW Link App within effective distance (0-5m).*The real-time data function needs to be supported by theESC. Please refer to the manual of ESC for details. Simple and Convenientfor Firmware Update Compared with LCD programming box, it is no need toconnect the computer to upgrade the firmware of ESC.The firmware of ESC can be upgraded only byusing HW Link App on the smartphone. More simpleand easy to operate. Bluetooth transmission and does not affect network of smartphone OTA Programmer uses Bluetooth to communicate. It does notaffect Wi-Fi and cellular data network of smartphone and networkrequirements of other Apps. Compact Design This OTA Programmer is smaller and lighter.It’s only 1/6 of HOBBYWING LCD programbox in size and weight. One-touch Factory Reset Users can promptly factory reset their OTA Programmer via the Reset button on it. Wide Application This module is suitable for some brushless ESC of XERUN, EZRUN, PLATINUM and SEAKING series; XERUN + EZRUN + PLATINIUM + SEAKING Product Name OTA Programmer Product Number 30850400 Specifications Working Voltage:Supported Bluetooh VersionEffective RangeSizeWeight 5-12.6V≥ 4.00-5m (Open Field)30.0x25.5x8.5mm (LxWxH)10.2g Applications Some of XERUN series & EZRUN series of car ESCs.Some of PLATINUM series of aircraft ESCs.Some of SEAKING series of boat ESCs.* For details, please refer to ESC manual to ensure if the ESC can work with OTA Programmer.