Sample :
import EtherumQRCode from 'react-ethereum'
<EtherumQRCode value={1} gas={1300} to={"0x7cB57B5A97eAbe94205C07890BE4c1aD31E486A8"} />
URI scheme used to send ETH between accounts conforms early EIP67 proposals and Bitcoin scheme. This is built to be backward compatible.
<EtherumQRCode uriScheme={"ethereum:<address>[?from=<sender_address>][?value=<ethamount>][?gas=<suggestedGas>]"} />