Compare webshops (1)
Sponsored links · Some shops pay us a fee
Sort by:
Shops with other sizes
Intelligent dual power supply step-down line, switch control 24-hour parking monitoring power supply and ignition start-up power supply with the car, automatically shut down after the flame is turned off! 12V/24V to 5V OBD step-down cable, 3A output capacity, compatible with all models in the market. Switch version: ACC mode automatically power off after 5 minutes of turning off the engine. Smart chip low-voltage protection belt switch, easy to install, plug and play. Flame-off and power-off + 24-hour monitoring. One line realizes two functions.