I have this.
It does have auto shut off, but I got mine at walmart. its a pretty good scale, it survived the great 120ml VG spill last week. Really didnt think it'd survive. But its a champ.
https://www.amazon.com/gp/product/B07F6HR4KZ/ref=ox_sc_saved_title_1?smid=ATVPDKIKX0DER&psc=1