maitech 03100637 20w dc 12v to ac 220v step up transformer inverter power boost module green

Input and output voltage can be alternately displayed; Boot status can be freely defined; With a key switch function easy to control output; High-power MOS tube reverse polarity protection circuit to improve efficiency and reliability; Digital display color is red size is 0.98 inches; Instructions and precautions: IN +: Input cathode; IN-: Input negative; OUT +: Positive output; OUT-: Output negative; ON/0FF: Output control keys; S1: Mode Select key / memory key; Work Mode Description: Input voltage mode: the default boot mode input voltage display ** .* LED indicator lights output closed. Output voltage mode: Press S1 once switched to the output voltage mode the display “** . * ”LED light is off turn off the display if the output 0FF; Alternating mode: S1 is pressed again Input / output voltage alternating turns 3S display data (press again to return to Input voltage display mode); Memory Mode: Press S1 button above 2S automatic memory module current work status as the default power-on state; When digital appears [ 0 ] represents the default boot display input voltage When digital appears [ 1 ] represents the default boot display the output voltage; When digital appears [ 2 ] represents the default boot input / output voltage alternating; Common voltage data test: ( closed digital test ); Boost efficiency buck efficiency; 5.0V turn 12V/1A efficiency of 86.3%; 5V turn 3.3V/3A efficiency of 74.2% ; 7.4V turn 12V/1A efficiency of 88.7%; 12V turn 5V/3A efficiency of 83.8%; 12V switch 18V/1A efficiency 88.3%; 24V switch 12V/2A efficiency of 86.4%; 18V switch 24V/1A efficiency 87.3%; 24V switch 18V/2A efficiency of 87.6% ; Efficiency buck-boost mode; 12V switch 12V/3A efficiency 87.4%; 5V turn 5V/2A efficiency of 81.4% .

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