Mars Hydro Japan プロモーションコード

Enter SAVE17 in the promo code field during checkout before completing payment. The 3% discount will apply instantly to your cart total.

SAVE17 provides a 3% reduction on your purchase. Verify with Mars Hydro Japan's current promotion terms, as coupon stacking policies may vary.

Check the product page for any preorder or exclusion notices. Most FC-E and TS series lights qualify, but Mars Hydro Japan can clarify restrictions via [email protected].

Verify the code spelling matches exactly, ensure you're using it only once per order, and confirm no excluded items are in your cart. Refresh your browser and try again if the issue persists.

Contact Mars Hydro Japan directly at [email protected] for detailed return windows and procedures. They'll guide you through exchanges or refunds on defective or unwanted equipment.

Standard orders ship within 1–3 business days, with delivery typically occurring 3–8 business days after shipment. Preorder items ship within 20 business days from purchase date.

Quality beats quantity. We keep the hero code and, when available, a single backup so shoppers and search crawlers never wade through expired duplicates.

Stackability depends on the brand’s cart rules. When stacking is blocked, we flag it inside the coupon notes.