■■■■Important■■■■ ① Purchase without comments, silent purchase, and immediate purchase are OK. Please do not purchase if you are in a hurry. Please purchase only if you can wait patiently. ② Please purchase only if you understand without asking questions. Our listings are for advanced users. If you need to ask questions or require post-purchase support, please DO NOT purchase. We will not reply to questions. ③ We only sell what we have listed. ④ Shipping will be via Yu-packet Post only. No other shipping methods are available. ⑤ All items listed are new. There is no warranty for any reason. For malfunctions during shipping, compensation will be provided through Mercari's shipping service, so please notify us via message before rating. We will negotiate with Mercari. ⑥ No price reductions. For combined shipping, a 100 yen discount per additional item. Mechanism set for sale. New For details on each mechanism, please see the individual listings. ●Simple explanation of the transmitter● Transmitter that can be split into 2 parts. Batteries sold separately, requires 4 AA batteries. Bound, ready to use. 2.4G 3CH transmitter, 4CH receiver Adjust forward and backward with the TH button. Adjust left and right with the ST TH button. By operating the transmitter to the left or right and pressing the ST TH button, you can adjust the DR (steering angle). By operating the transmitter to the left or right and pressing the REV button, you can reverse the left and right. By operating the transmitter forward and pressing the REV button, you can reverse the front and back. Please be careful as it will suddenly reverse if the motor is still connected. ●Simple explanation of the amplifier● LiPo battery 2 cells, 3 cells Nickel, Ni-Cd battery 5-9 cells 5V 2A LiPo cut-off function. For LiPo batteries, etc. ●Simple explanation of the servo● Cheap servo. Metal gears Size 40.8 x 20 x 38mm Speed 0.2 torque 13kg Servo horn 25T That's all you need to know. If you don't know which chassis it can be installed on, please refrain from purchasing. ■No packaging■Anonymous shipping■ Shipped via Yu-packet Plus. We are not responsible for any compensation for accidents or loss during shipping, or any other reason. We will handle the Mercari compensation claim.