diff --git a/src/lib/types.ts b/src/lib/types.ts
index 731b1d8..d25cb88 100644
--- a/src/lib/types.ts
+++ b/src/lib/types.ts
@@ -15,8 +15,8 @@ export interface Event<K extends keyof ClientEvents> {
 export type ItemEffect =
     | { type: 'ADD_XP'; amount: number }
     | { type: 'ADD_BALANCE'; amount: number }
-    | { type: 'XP_BOOST'; multiplier: number; durationSeconds: number }
-    | { type: 'TEMP_ROLE'; roleId: string; durationSeconds: number }
+    | { type: 'XP_BOOST'; multiplier: number; durationSeconds?: number; durationMinutes?: number; durationHours?: number }
+    | { type: 'TEMP_ROLE'; roleId: string; durationSeconds?: number; durationMinutes?: number; durationHours?: number }
     | { type: 'REPLY_MESSAGE'; message: string };
 
 export interface ItemUsageData {
diff --git a/src/modules/inventory/inventory.service.ts b/src/modules/inventory/inventory.service.ts
index ebba8e3..0ed5a22 100644
--- a/src/modules/inventory/inventory.service.ts
+++ b/src/modules/inventory/inventory.service.ts
@@ -7,6 +7,13 @@ import { config } from "@/lib/config";
 import { withTransaction } from "@/lib/db";
 import type { Transaction, ItemUsageData } from "@/lib/types";
 
+// Helper to extract duration in seconds
+const getDuration = (effect: any): number => {
+    if (effect.durationHours) return effect.durationHours * 3600;
+    if (effect.durationMinutes) return effect.durationMinutes * 60;
+    return effect.durationSeconds || 60; // Default to 60s if nothing provided
+};
+
 export const inventoryService = {
     addItem: async (userId: string, itemId: number, quantity: bigint = 1n, tx?: Transaction) => {
         return await withTransaction(async (txFn) => {
@@ -171,7 +178,8 @@ export const inventoryService = {
                         results.push(effect.message);
                         break;
                     case 'XP_BOOST':
-                        const expiresAt = new Date(Date.now() + effect.durationSeconds * 1000);
+                        const boostDuration = getDuration(effect);
+                        const expiresAt = new Date(Date.now() + boostDuration * 1000);
                         await txFn.insert(userTimers).values({
                             userId: BigInt(userId),
                             type: 'EFFECT',
@@ -182,10 +190,11 @@ export const inventoryService = {
                             target: [userTimers.userId, userTimers.type, userTimers.key],
                             set: { expiresAt: expiresAt, metadata: { multiplier: effect.multiplier } }
                         });
-                        results.push(`XP Boost (${effect.multiplier}x) active for ${Math.floor(effect.durationSeconds / 60)}m`);
+                        results.push(`XP Boost (${effect.multiplier}x) active for ${Math.floor(boostDuration / 60)}m`);
                         break;
                     case 'TEMP_ROLE':
-                        const roleExpiresAt = new Date(Date.now() + effect.durationSeconds * 1000);
+                        const roleDuration = getDuration(effect);
+                        const roleExpiresAt = new Date(Date.now() + roleDuration * 1000);
                         await txFn.insert(userTimers).values({
                             userId: BigInt(userId),
                             type: 'ACCESS',
@@ -196,9 +205,8 @@ export const inventoryService = {
                             target: [userTimers.userId, userTimers.type, userTimers.key],
                             set: { expiresAt: roleExpiresAt }
                         });
-                        // Actual role assignment happens in the Command layer (or here if we had client, but service shouldn't depend on client ideally)
-                        // We return a flag to let the interaction handler know it needs to assign a role.
-                        results.push(`Temporary Role granted for ${Math.floor(effect.durationSeconds / 60)}m`);
+                        // Actual role assignment happens in the Command layer
+                        results.push(`Temporary Role granted for ${Math.floor(roleDuration / 60)}m`);
                         break;
                 }
             }