As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DUAL ENGINE POWER LOSS: SHORTLY AFTER TAKEOFF, POWER WAS LOST ON BOTH ENGINES. PILOT RETURNED TO AIRPORT AND MADE AN EMERGENCY LANDING. MFG WILL INVESTIGATE TO ESTABLISH ROOT CAUSE AND SUPPLEMENT THE REPORT ONCE THE INFORMATION IS AVAILABLE.