With VoltsTAG WalletPOS App on a compatible android-based smart device, you can make quick and secured payment transactions with a prepaid smart VoltsTAG Wallet Card. Transactions are performed offline, and uploaded later to VoltsTAG eWallet Platform to track and monitor all transactions. Payment receipts are printed with a bluetooth thermal printer connected to the app device. And, a My VoltsTAG eWallet platform to track respective wallet account transactions.