diff --git a/README.md b/README.md
index dfdddf9..8c6e04d 100644
--- a/README.md
+++ b/README.md
@@ -48,6 +48,9 @@ go mod tidy
 ### Transfer
 
 - [x] transfer balance to a connected Stripe account
+
+### Transaction
+
 - [x] get details of a balance transaction
 
 ## Usage
diff --git a/transaction.go b/transaction.go
new file mode 100644
index 0000000..85b0cd2
--- /dev/null
+++ b/transaction.go
@@ -0,0 +1,15 @@
+package stripego
+
+import (
+	"github.com/stripe/stripe-go/v74"
+	"github.com/stripe/stripe-go/v74/balancetransaction"
+)
+
+// GetBalanceTx - get details of a balance transaction in Stripe
+func GetBalanceTx(sk, bTxID string) (txn *stripe.BalanceTransaction, err error) {
+	// stripe secret key
+	stripe.Key = sk
+
+	txn, err = balancetransaction.Get(bTxID, nil)
+	return
+}
diff --git a/transaction_test.go b/transaction_test.go
new file mode 100644
index 0000000..64566d7
--- /dev/null
+++ b/transaction_test.go
@@ -0,0 +1,39 @@
+package stripego_test
+
+import (
+	"encoding/json"
+	"os"
+	"strings"
+	"testing"
+
+	"github.com/pilinux/stripego"
+	"github.com/stripe/stripe-go/v74"
+)
+
+var BTxID string
+
+func TestGetBalanceTx(t *testing.T) {
+	StripeSK = strings.TrimSpace(os.Getenv("STRIPE_SK"))
+	Currency = strings.TrimSpace(os.Getenv("CURRENCY"))
+	BTxID = strings.TrimSpace(os.Getenv("BALANCE_TRANSACTION_ID"))
+
+	txn, err := stripego.GetBalanceTx(StripeSK, BTxID)
+	if err != nil {
+		t.Errorf("got error when retrieving a transaction details: %v", err)
+		return
+	}
+
+	res := &stripe.BalanceTransaction{}
+	err = json.Unmarshal(txn.LastResponse.RawJSON, &res)
+	if err != nil {
+		t.Errorf("got error when unmarshalling transaction details: %v", err)
+		return
+	}
+
+	if res.ID != BTxID {
+		t.Errorf("balance transaction IDs do not match")
+	}
+	if res.Currency != stripe.Currency(Currency) {
+		t.Errorf("got: %v, want: %v", res.Currency, stripe.Currency(Currency))
+	}
+}
diff --git a/transfer.go b/transfer.go
index a0ada3c..dbc3e8f 100644
--- a/transfer.go
+++ b/transfer.go
@@ -2,7 +2,6 @@ package stripego
 
 import (
 	"github.com/stripe/stripe-go/v74"
-	"github.com/stripe/stripe-go/v74/balancetransaction"
 	transfer "github.com/stripe/stripe-go/v74/transfer"
 )
 
@@ -14,12 +13,3 @@ func TransferBalance(sk string, tp *stripe.TransferParams) (tRes *stripe.Transfe
 	tRes, err = transfer.New(tp)
 	return
 }
-
-// GetBalanceTx - get details of a balance transaction in Stripe
-func GetBalanceTx(sk, bTxID string) (txn *stripe.BalanceTransaction, err error) {
-	// stripe secret key
-	stripe.Key = sk
-
-	txn, err = balancetransaction.Get(bTxID, nil)
-	return
-}
diff --git a/transfer_test.go b/transfer_test.go
index 8ad55cd..702e65f 100644
--- a/transfer_test.go
+++ b/transfer_test.go
@@ -13,7 +13,6 @@ import (
 var Destination string
 var TransferObject string
 var TransferAmount int64
-var BTxID string
 
 func TestTransferBalance(t *testing.T) {
 	StripeSK = strings.TrimSpace(os.Getenv("STRIPE_SK"))
@@ -35,7 +34,6 @@ func TestTransferBalance(t *testing.T) {
 		t.Errorf("got error when initiating balance transfer: %v", err)
 		return
 	}
-	BTxID = tRes.BalanceTransaction.ID
 
 	res := &stripe.Transfer{}
 	err = json.Unmarshal(tRes.LastResponse.RawJSON, &res)
@@ -62,25 +60,3 @@ func TestTransferBalance(t *testing.T) {
 		t.Errorf("destination IDs do not match")
 	}
 }
-
-func TestGetBalanceTx(t *testing.T) {
-	txn, err := stripego.GetBalanceTx(StripeSK, BTxID)
-	if err != nil {
-		t.Errorf("got error when retrieving a transaction details: %v", err)
-		return
-	}
-
-	res := &stripe.BalanceTransaction{}
-	err = json.Unmarshal(txn.LastResponse.RawJSON, &res)
-	if err != nil {
-		t.Errorf("got error when unmarshalling transaction details: %v", err)
-		return
-	}
-
-	if res.ID != BTxID {
-		t.Errorf("balance transaction IDs do not match")
-	}
-	if res.Currency != stripe.Currency(Currency) {
-		t.Errorf("got: %v, want: %v", res.Currency, stripe.Currency(Currency))
-	}
-}