-taken out of brand new Kyosho ReadySet model -ESC is forward only; has detacheable aluminium heat sink -ESC is designed for 7.2 V NiMH/NiCd battery; (ESC is pre-set from factory but should you ever need to reset it, its very easy and setting instructions and setting tool are included -ESC will work with any radio -motor has capacitors already soldered -motor is 23 turns, triple wound; offers both battery economy (meaning longer run times) and very respectable power -motor has built in cooling fan -just install into your car or boat and use!