Wallet Lab
Practise reviewing a payment and a spending approval using fictional balances.
Your practice wallet holds 10 LAB and 0.1 practice ETH on Practice A. The recipient expects exactly 2 LAB on Practice A. Compare the request below with that instruction. All actions take place in this browser exercise.
Practice network fee: 0.001 practice ETH.
Try the near miss
Change Transfer to Approve allowance. Notice how the same amount now gives a spender permission to move tokens later. Then switch networks. An address can look identical on two networks even when the recipient expects payment on only one.