No comments needed, silent purchase, and immediate purchase are welcome. ■■■■■■■ I cannot offer discounts, so please refrain from negotiating prices. If you purchase multiple items at the same time and they can be combined, I may be able to offer a small discount, so please comment. ■■■■■■■ I also have radio-controlled car bodies and related items for sale, so please take a look if you'd like. Since the product description and images are all there is, I don't have anything specific to answer, so please refrain from asking questions. I am busy, so if you don't understand something without asking questions, please refrain from purchasing. ■Please cooperate by not asking questions■ ■■■■■■ From a programmer's collection New A transparent plastic case is also included. I do not know which ESCs are compatible. Please check for yourself if it works with your ESC. Please do not ask me. Manufacturer's Description 【Specifications】 Operating Voltage: 5-12.6V Bluetooth Version: 4.0 Effective Distance: 0-3m (Open Field) Size: 30.0x25.5x8.5mm (LxWxH) Weight: 10.2g App XERUN series & EZRUN series car ESCs PLATINUM series ESCs SEAKING series boat ESCs *Please refer to the ESC manual to confirm if the ESC can be used with the OTA programmer. *After changing the settings, please turn the ESC power off and on again. Please research the installation method yourself. If you don't understand how to use it without asking me, please refrain from purchasing. ■No packaging■Anonymous delivery■Yu-packet■ I will ship via this method. Please understand that there is no guarantee for accidents or loss during transportation. WPL D12 Tamiya Yokomo Radio Control Car Doripake TT01 Motor TT02 Wild Wheely Drift 2WD rwd YD-2 tt01