Sell 12V To 5V Step-Down Module Waterproof Car Power Supply best price

Our products only provide product information or details, without technical support, buyers need to understand, thank you for your cooperation Notes/points to note ★ Introduction Red line: output positive (+) Black line: negative input and output (-) ★ This module has short circuit protection function, 5 a current automatic protection.✔️ALL ITEMS ARE AVAILABLE UNLESS MARKED AS "SOLD OUT" ✔CHOOSE THE CORRECT VARATION IF THE ITEMS HAS DIFFERENT COLORS/PRINTS SO WE CAN AVOID MISTAKES