You can emulate an I2C EEPROM to fool the Fluke. By bit bang the GPIO lines on the ESP, you can make a read only I2C slave EEPROM device assuming that it can boot up fast enough to do so.

Until 31 st December 2019 and while stocks last, Fluke is offering a DMM Safety Bundle consisting of a Fluke 179 Digital Multimeter (DMM) with a free Fluke TLK-225 SureGrip™ Master Accessory set of ...

Update: Fluke issued a statement on its Facebook page on Thursday to address SparkFun's multimeter issue, saying, in part: Like any organization that designs and manufactures electronics, we ...