axpd.sh: 23: i2cget: not found

[Bowser04]

rmmod: ERROR: ../libkmod/libkmod-module.c:799 kmod_module_remove_module() could not remove 'battery': No such file or directory
rmmod: ERROR: could not remove module battery: No such file or directory
modprobe: FATAL: Module test_power not found in directory /lib/modules/5.10.0-11-amd64
axpd.sh: 21: cannot create /sys/module/test_power/parameters/ac_online: Directory nonexistent
axpd.sh: 22: cannot create /sys/module/test_power/parameters/battery_technology: Directory nonexistent
axpd.sh: 23: i2cget: not found
axpd.sh: 24: i2cget: not found
axpd.sh: 6: arithmetic expression: expecting primary: " 1 << "

[Bowser04]

i have a onda v919 air tablet on debian