SPMXCA200 Avian and Firma Smart ESCs Programming Update Box.What comes in the box (1) Smart ESC Programmer (1) USB Cable (1) ESC Cable (1) Product Manual What you still need Compatible Spektrum™ Smart ESC PC with internet access Not sure what else you need to run it? Ask us before you buy — we would rather you leave with a truck that runs than a box that waits on a part. Call 346-365-2987 or come by the shop.Specifications Product Length 3.5" (89 mm) Product Width 2" (51 mm) Product Height 0.7" (18 mm) Product Weight 2.3oz (65g) Application For use with Smart Avian & Firma Electronic Speed Controls Input Voltage 4.5V - 12.6V DC Manufacturer part number SPMXCA200. Checking a part against a model you already own? Send us the number and we will confirm the fit before you buy.Why buy it hereRC Hobby Pros is a real hobby shop in Katy, Texas — not a drop-shipper. We have been in RC for 30 years, we stock parts for what we sell, and we fix what you break. Every vehicle gets checked before it leaves the counter and we will walk you through the first run. Come see it at 555 S Mason Rd, Katy, TX 77450 or call 346-365-2987.