Dynam Esc 50a 2-4s li-po bec 5a

Esc dynam 50a (2-4s li-po bec 5a) RDY50A-UBEC 
Manufacturer Dynam

Tomcat Skylord 50A ESC 5V/3A BEC - Airplane Edition

Features:
Up to 65 Amp continuous current with proper air flow, 70Amp peak
Programmable Low Voltage Cutoff
2-4S Li-Po (7.4v -14.8v)
Programmable Timing
70000 RPM (6 poles), 35000RPM (12 poles)
Over-heat protection
Throttle signal lost protection
Safe power-arm mode prevents accidental starts
three start modes: Normal, Soft, and Super-soft, it can be used for both fixed-wing aircraft and helicopter

Specifications:
Brake: Yes - Programmable
Continuous Maximum Current: 50A with reasonable cooling
Maximum Burst Current 650A <10 sec with cooling
Input Voltage: 2-4S Li-Po (7.4v - 14.8v)
Output Wire 14AWG
Length: 2.55 in (65mm)
Width: 0.98 in (25mm)
Height: 0.47 in (12mm)
Weight: 2.18 oz (62g)
Internal BEC Switching - 5V/3A
Suggested Servos 5 - Servos