D946TW Wide Voltage Multi PurposeDescription Hitec's tradition of striving to continually advance servo technology has led to the new, hugely desirable, 32 bit D Series, comprising the D941TW, D946TW and D951TW. Faster and more precise than ever before the programmable D946TW Multi Purpose servo is compatible with voltages of 4. 8 to 7. 4 and offers an impressive mid range torque and speed of 23. 0kg. cm and 0. 10 sec 60 at 7. 4 volts. That's not the half of it though, check out the