AUTOOL Battery, ECU Memory Minder, Emergency Power Supply Memory Backup

- BT30 Supply power to the car ECU via theOBD diagnostic interface to ensure datawill not be lost during battery replacement.

- BT30 OBDII Memory Saver, is a polarity-protected cable that attaches to a 12 Volt backup battery to provide power via the OBDII/EOBD port to onboard electronics while the vehicle's battery is disconnected, preventing vehicle data loss and saving the time & Money and effort of re-coding systems.

- Compared by most of OBD metal pins in market with zinc plating, ours are gold plating. Better reliable on contact and electric transmission.

- Compared with most of the cables in the market, ours is made of high quality copper wire, silicone flame-retardant cable, which is flexible, wear-resistant, not easy to burn and durable.