A portable designed power inverter with high performance to power up multiple loads and major household appliances on the go. How to fit the AC inverter to the M5? 1. Open the rubber cover of the DC Out 9-12. 6V on the top of M5 and fit the cover into the empty slot. 2. Rotate the DC connector which is on the underside of the AC inverter outward 90 degrees. Keep the DC connector horizontal and parallel to the AC inverter. 3. Insert the DC connector on the AC inverter and the screw into the corresponding slot on the top of M5. 4. Use a coin to tighten the screws in the close direction of the arrow, then the installation of the AC inverter is done. Note: 1. To remove the AC inverter, please use a coin to loosen the screws in the open direction of arrow, and then release the AC inverter. (Replace the rubber cover at the top of M5 DC port). The AC inverter should be stored in a dry and ventilated environment. 2. M5 portable charged and AC inverter are only supported for use at non-tropical climates and below an altitude of 2000m. How to use AC inverter to output ? 1. Set the power switch of the AC inverter to ON, when the blue LED indicator is on, that means the output is available, 2. Please use the special DC cable B (9. 0*6. 0mm DC male to 5. 5*2. 1 mm DC male) to connect with the 9-12. 6 V DC out put. The cable is included in the M5 package. Note: 1. The powerful built-in AC outlet will power any standard electric device*up to 100W. A maximum draw of 100W is recommended. Please check if your devices being charged fit within these requirements to ensure compatibility. 2. It does not support some high-power electrical appliance or other equipment with special voltage and frequency requirements, even the power is under 100W., Battery Powered