Ubrt-2300 Universal Battery Repair Tools [better] -

A: The tool repairs the cells , not the proprietary SMBus controller. If a MacBook battery is "Service Recommended" due to cycle count, the UBRT-2300 can restore the cells, but you may need a separate SMBUS reset tool to clear the laptop's internal error flag.

Service centers use the UBRT-2300 to rebuild Dewalt, Milwaukee, and Makita battery packs. By using the "Zombie Mode" (waking locked BMS boards), technicians can replace individual dead 18650 cells and rebalance the pack. ubrt-2300 universal battery repair tools