BL20A OneShot 125 OPTO 2-4s Mini Brushless 20A BLHeli ESC For FPV QAV180 250 Description: Item Name: BL20A Mini 20A BLHeli ESC Voltage: 6-16.8V (2-4S lithium polymer) Output Current: 18-22A Maximum current: [email protected] Oneshot: Support BEC: No Signal Refresh frequency: 20-600Hz Firmware: BLHeli (can brush Simonk) Weight: 7g (Including cables) Power cord: 20AWG silicone wire 10cm Motor wire: 20AWG silicone wire 10cm Signal cable: 2P 17cm Size: 23 x 12 x 4.5 mm Features: Designed for multi-axis optimization, good filter performance, and good support fixed wing and helicopter. Having a low-voltage protection, over temperature protection, signal lost protection Multiple protection features Look for an opportunity alarm has continued for some time low throttle motor beeps will continue to help recover aircraft. Throttle range can be configured to be compatible with different receivers, with smooth, delicate touch speed. The parameters of ESC can be configured via program card or remote control, you can restore the default parameters via a programming card or remote controller Package Included: 1 x BL20A Mini 20A BLHeli ESC