The ZTW Flash 30A brushless ESC is a small and light weight OPTO ESC that features the 2nd generation of the famous BLHeli firmware, the BLHeli_S firmware.
This ESC offers a great fast response to throttle and offers support for 2-4s lipos meaning it is perfect for 250 size drones.
Features:
BLHELI-S firmware.
Super smooth and accurate throttle linearity.
Support high RPM motors, can be matched with most of the motors in the RC market.
Use new of the MOSFETs to make the ESC low heating and high reliability.
Capable of ONESHOT42/ ONESHOT125O/MULTISHOT feature to work better with your flight controllers.
Fast response to throttle.
Specs:
Constant Current: 30A
Peak Current: 40A(10s burst)
Voltage: 2-4S
Software: BLHELI_S
BEC: NO - OPTO ESC
Color: black
Net Weight: 8.7g (without wires)
Size: 5mm x 17mm x 31mm