Hobbypower Linear Voltage Regulator Module BEC 4S Lipo output 12V for Mini 250 Quadcopter QAV250 270 FPV280 Drone use this linear regulator module can provide 12V to camera direct from a 4S lipo battery. with a very low ripple, will not interference the image signal. Input voltage: 13~17V (4S lipo) Output voltage: 12V, voltage regulator accuracy 2.5%