RTFlyer Power Module w/UBEC and XT60 connectors

The on-board switching regulator outputs 5.3V and a maximum of 2.25A from up to a 6S LiPo battery.

more info here:

http://plane.ardupilot.com/wiki/common-measuring-battery-voltage-and-current-consumption-with-apm/

Note: The Power Module is only designed to power APM, a RC receiver and APM accessories (GPS, 3DR radio). It is not designed to power servos. Use your aircraft’s own ESC/BEC for that.

Specifications:

• Max input voltage: 26V
• Max current sensing: 90A
• Voltage and current measurement configured for 5V ADC
• Switching regulator outputs 5.3V and 2.25A max
• 6-pos DF13 cable plugs directly to APM 2.5’s ‘PM’ connector