Castle Creations CC-BEC 2.0 Battery Eliminator Circuit Switching Waterproof Voltage Regulator. For crawler, marine, sea plane, UAS and industrial applications. Wide input voltage range of 2S-14S (6V-58.8V). 15 amp 5.25V @ 12S peak output current. 4.75-12V adjustable output voltage. Waterproof under normal usage. (not for use under water) Specs: Length: 1.37" (35mm) Width: 0.69" (18mm) Height: 0.75" (19mm) Weight: 1.0oz (28g) w/full length wires, wires may be shortened to save weight Peak Current: 15A depending on input and output voltage Continuous Output Current: 5-6V Output: 10A 6.25-8.5V Output: 9A 8.75-10V Output: 8A 10.25-12.0V Output: 7A Adjustable Output Voltage: 4.75-12V (adjustable via Castle Link- sold separately) Default Setting: 5.25V Max Voltage: Surface, 12S (50.2V) Air (no brake): 14S (58.8V)Air (w/brake): 12S (50.2V)