ITEM NAME:DC DC 12V To 3.3V 5V Buck Step down Power Supply Module For AU N3J9 HOT SALE AUD 1.18 9+ sold AUD 1.5 3+ sold AUD 1.14 3+ sold AUD 1.09 3+ sold AUD 5.59 2+ sold AUD 2.77 2+ sold AUD 2.28 1+ sold AUD 1.12 1+ sold AUD 1.14 1+ sold AUD 7.97 1+ sold AUD 14.54 0+ sold AUD 4.09 0+ sold Description&Preview.12V (12V input directly converter to the output). Specifications: 12V to 3.3 / 5 / 12V step-down. Uses: Ultrasonic Ranging module. Output: 3.3V (+ - 0.05v error), 5.0V (+ - 0.05v error), 800mA (load current can not exceed 800ma).