Transactionvalidator divice

ok ok i understand how tresor/ledger works,but in case you dont want to send your coins out to those hw divices but want to keep the coinz on your wallet but with extra protection must b a divice that you can pair your wallet with and can ok a out going transaction by spendingword and a push on the divice + enter 2 secret words and voila there must b one manual push on the machine​:thinking::thinking::thinking: