Futaba FP-6MRK 6CH. 3SERVOS S-128 This is a transmitter (propo) used for radio-controlled models, etc. There is no corrosion in the battery box. Condition unknown, missing parts unknown, usage unknown. Please examine the images to assess the other conditions and consider accordingly. This product is not eligible for returns or refunds under any circumstances. Please be aware of this before considering a purchase. No claims, no returns. Please only consider purchasing if you agree to the above. There may be discrepancies, errors, or omissions in the descriptions.