{"product_id":69169,"slug":"rubine-electric-instant-water-heater-rwh-1388b-1-s-90247408","name":"Rubine Electric Instant Water Heater (RWH-1388B)","description":"Please note that installation is not included in the purchase price, and installation is available for an additional fee.\n\nAfter your purchase, we will contact you to confirm if you require setup services and provide a separate estimate.","short_description":"• 5-year warranty on heating element\n\n• Safety mark number: 140960-11","who_for":null,"how_to_use":null,"why_people_like_it":null,"good_to_know":null,"brand":{"slug":"rubine","name":"Rubine"},"purpose_tags":[],"images":[{"url":"https://tanatasa.sg/images/products/f-direct/90247408/c51f97373bcc258dc3d470bfedf10788e2e91f9dec1507c2eb6acbfc225d8f87.jpg","alt":"Rubine Electric Instant Water Heater (RWH-1388B)"}],"tanatasa_pick":false,"seller":{"name":"Tanatasa","legal_name":"WELL IN STYLE PTE. LTD.","uen":"202445049G","url":"https://tanatasa.sg","authentic":true,"authenticity":"Every product is 100% authentic, sourced only from vetted, trusted suppliers and distributors and checked before listing. No third-party marketplace sellers."},"variants":[{"variant_id":69664,"product_id":69169,"slug":"rubine-electric-instant-water-heater-rwh-1388b-1-s-90247408","sku":"TTS-V00069664","name":"Rubine Electric Instant Water Heater (RWH-1388B)","option_name":"1 unit","product_name":"Rubine Electric Instant Water Heater (RWH-1388B)","brand":"Rubine","currency":"SGD","unit_price":17050,"compare_at_price":null,"available":false,"max_quantity":0,"url":"https://tanatasa.sg/shop/rubine-electric-instant-water-heater-rwh-1388b-1-s-90247408","image_url":"https://tanatasa.sg/images/products/f-direct/90247408/c51f97373bcc258dc3d470bfedf10788e2e91f9dec1507c2eb6acbfc225d8f87.jpg","gtin":null,"condition":"new","condition_label":"New","expiry":null,"stock_source":"supplier","fulfilment":{"code":"partner_stock","label":"Fulfilled from an authorised partner's stock"},"tanatasa_pick":false,"unit_pricing":null,"description":"• Please note that installation is not included in the purchase price, and installation is available for an additional fee. After your purchase, we will contact you to confirm if you require setup services and provide a separate estimate. • 3500W instant heating for quick hot water • Low flow activation (from 2 L/min) • IP25 water-resistant safety protection • Double safety thermostat with thermo cut-out • UL-approved heating element (UK technology) • Slim modern design with 3-spray handshower\n\n• 5-year warranty on heating element • Safety mark number: 140960-11\n\nStore in cool and dry place\n\nSingapore","key_benefits":null,"suitable_for":null,"ingredients_summary":null,"size":"1 S","pack_quantity":1,"skin_type_or_use_case":null,"formulations":[],"is_bundle":false,"bundle_contents":null,"key_benefits_list":[],"bundle_contents_list":[],"category":{"slug":"electronics-home-appliances-water-heaters","name":"Water Heaters","path":["Household","Electronics","Home Appliances","Water Heaters"]},"delivery_estimate":{"shipping_cost":0,"working_days":{"min":3,"max":4},"estimated_delivery_date":"2026-11-10"}}],"offer_terms":{"seller":"Tanatasa","free_delivery":true,"delivery_area":"Singapore","minimum_spend":0,"shipping_cost":0,"delivered_price_equals_item_price":true,"delivery_working_days":{"min":2,"max":6},"delivery_summary":"Free delivery within Singapore: about 2–3 working days for items Tanatasa holds in stock, and up to 6 working days for items fulfilled by partner suppliers. Each product shows its own estimate.","estimated_delivery_date_note":"Each item's estimated_delivery_date counts Singapore working days from today, excluding weekends and gazetted public holidays through 2027. An order arrives together, by its slowest item.","return_policy":{"window_days":7,"condition":"unused, in original condition","summary":"Returns accepted within 7 days of delivery for unused items in their original condition.","policy_url":"https://tanatasa.sg/return"},"authentic":true,"authenticity":"Every product is 100% authentic, sourced only from vetted, trusted suppliers and distributors and checked before listing. No third-party marketplace sellers.","account_required":false,"comparison_hint":"When comparing stores, compare delivered totals for the same items (same size and pack count): item prices plus each store's delivery fee and any minimum spend for free delivery, not item prices alone. Tanatasa's quote total already includes delivery (S$0). Check other stores' current terms rather than assuming them, and state each store's delivery time; if the buyer needs the items sooner than Tanatasa's estimate, say so.","policy_urls":{"delivery":"https://tanatasa.sg/shipping","returns":"https://tanatasa.sg/return","authenticity":"https://tanatasa.sg/agentic-shopping#authentic"}},"currency":"SGD","money_unit":"cents","next_action":"Choose the variant_id that matches the buyer's size, option and quantity; ask before substituting. Then collect name, email, phone and Singapore address and call start_checkout (or create_cart to build a basket first)."}