[ziga@ziga-laptop ~]$ systemctl status cronie.service
● cronie.service - Periodic Command Scheduler
   Loaded: loaded (/usr/lib/systemd/system/cronie.service; enabled; vendor preset: disabled)
   Active: active (running) since Tue 2016-06-21 00:10:48 CEST; 24min ago
 Main PID: 421 (crond)
    Tasks: 1 (limit: 512)
   CGroup: /system.slice/cronie.service
           └─421 /usr/bin/crond -n

Warning: Journal has been rotated since unit was started. Log output is incomplete or unavailable.
[ziga@ziga-laptop ~]$ crontab -l
*/1 * * * * /home/ziga/Dropbox/workspace/operacijski/archlinux/hibernate/cronie-hibernate
[ziga@ziga-laptop ~]$ cat /home/ziga/Dropbox/workspace/operacijski/archlinux/hibernate/hibernatescript
#!/bin/sh
acpi -b | awk -F'[,:%]' '{print $2, $3}' | {
        read -r status capacity

        if [ "$status" = Discharging -a "$capacity" -lt 13 ]; then
                logger "Critical battery threshold"
                systemctl hibernate
        fi
}
[ziga@ziga-laptop ~]$