If you have received the confirmation email of your addition to the whitelist, you can participate to the ICO using one of the following methods.

Ethereum contribution address:


Reminder: DO NOT send Ethereum from an exchange wallet.

Get Enblem Using MetaMask (Recommended ->)

We recommend using metamask to get your tokens. If you don’t have the browser extension – it’s easy to get and add your existing wallet to it. If you need more information on how to send your contribution using methods other than MetaMask, please read the instructions below :

Using MyEtherWallet

If you do not have a MyEtherWallet wallet, please go to this page ( and follow the instructions.

Go to the “Send Ether & Tokens” section ( of MyEtherWallet.
Unlock your wallet (if you do not know how to do, please follow those instructions ( Be sure that the wallet address you are sending ETH from is whitelisted. If not, your transaction will fail (you will of course not loose your invested ETH in this case).
In the “To Address” field, enter the following address:

In the “Amount to Send”, enter the amount you want to invest in the LabStart pre-sale. The minimum contribution is 0,1 ETH.
In the field “Gas Limit”, enter the following value: 200000. Do not add anything in the “Data” field.
Click on the “Generate Transaction” button.
Click on the “Send Transaction” button.
Verify that the amount you want to invest and the recipient address are correct and click on “Yes, I am sure! Make transaction.”.
Copy your transaction hash if you want to follow the status on your transaction.
Still on the same page ( of MyEtherWallet, on the right, in the “Token Balances” section, click on “Add Custom Token”.
Enter the following informations:
– Token Contract Address: 
– Token Symbol: EUT
– Decimals: 18
Click on “Save”
You should now see the amount of THC you own, in the “Token Balances” section. If you see 0 please verify that your transaction has been validated.

Using Other Wallets

You can use another wallet of your choice, such as Mist or Parity. Be sure the address you send ETH from is whitelisted and send your contribution to the following address:

Reminder: DO NOT send Ethereum from an exchange wallet


Click here to get the browser extension.