Purchasing without comments, silent purchase, and immediate purchase are all welcome. ■■■■■■■ We cannot offer discounts, so please refrain from negotiating prices. If you purchase multiple items at the same time and they can be shipped together, we may be able to offer a small discount, so please comment. ■■■■■■■ We 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 cover everything, we are unable to answer specific questions, so please refrain from asking. If you need to ask individual questions to understand the product, please refrain from purchasing. ■■■■■■■■■■■ This is a radio-controlled car brush-type amplifier for sale. New Made overseas, no-brand product No box or instruction manual included Connectors are two types, as shown in the images. LiPo battery 2 cells, 3 cells Nickel, Ni-Cd battery 5-9 cells 5V 2A LiPo cut-off function included. For LiPo batteries, etc. ■■■■■■■■■■■■■■■■■■ By switching the red parts, you can select the battery type and turn the reverse function ON/OFF. ■■■■■■■■■■■■■■■■■■ The connector that plugs into the receiver can be used with all manufacturers with simple modifications. Please check online for details. Auto setup, so no troublesome settings are required. If the forward and reverse are reversed, please change the settings on your transmitter or connect the motor in reverse. Of course, it has a reverse function. Since it is made overseas, please do not use it with low-turn motors. The supported turn number is unknown. Since it is an inexpensive new amplifier, please do not use it with fast motors. Using it with a normal motor is safer. Using it with a fast motor increases the risk of damage. ■■■■■■■■■■■■■■■■■■■■ ■No packaging■Yu-packet■ We will ship via Yu-packet. Please note that we do not provide any guarantee for accidents or loss during shipping. ■■■■■■■■■■■■■■■■■■■■ Thank you. Tamiya Yokomo Radio-controlled car Dri-pake TT01 Motor TT02 Wild Wheely