{"indrexa_id":"f15ae1b1-84fa-5e55-bfe7-9a261e379aeb","category_id":"power_banks","product_title":"charmast 20000mAh Portable Charger with Built in Cables, 22.5W Travel Power Bank Fast Charging, USB C Cell Phone Battery Pack for iPhone 17/16/15/14/13/12 Series, iPad, Samsung, Android, Tablet","brand":"charmast","upc":null,"asin":"B0D6RDTBP6","semantic_description":"The Charmast 20000mAh portable charger is a budget-priced ($39.99) high-capacity power bank featuring built-in USB-C, Lightning, and Micro-USB cables, 22.5W PD fast charging, and a digital battery percentage display. It supports up to 6 simultaneous device outputs and is airline-approved, making it well-suited for travel, camping, and multi-device users. Reviewers consistently praise its charging speed and built-in cables, though notable weight compared to smaller power banks is a commonly cited drawback.","best_for_summary":"Best for budget-conscious travelers and multi-device users who want a high-capacity, airline-approved power bank with built-in cables and fast charging under $40.","not_ideal_for":["Users prioritizing lightweight carry who may prefer a 10000mAh option","Wireless or MagSafe charging users","Those needing laptop-level power output"],"use_case_tags":["travel","camping","everyday-carry","emergency","android"],"buyer_profile_tags":["traveler","outdoor-enthusiast","budget-conscious"],"manufacturer_description":"Stay Powered Anywhere: This 20K portable charger delivers 3-4 full phone charges - perfect for camping, flights, or emergencies. Fits easily in backpacks to keep devices alive through weekend trips, festivals, or work travel.3-in-1 Built-in Cables: No more hunting for cables! Power bank Built in USB-C, Lightning and Micro-USB cables - simply plug in to charge instantly. It eliminates cord clutter while keeping all your devices powered anywhere. Never face a dead phone again!Works with Virtually All Your Devices: Charge iPhones (all models), Samsung Galaxy/Pixel phones, iPads, AirPods, Kindles and most tablets with this universal power bank. No more carrying multiple chargers - one solution powers your entire tech life.22.5W PD Fast Charging - 50% in 30 Minutes!: Get a 50% charge faster than you can finish your coffee break. Perfect for emergency power before meetings or when rushing out the door.Exact Battery % - No More Guessing Games: Unlike basic 4-light indicators, the digital display shows precise remaining power (0-100%) - just like your phone's battery icon.Never get stranded with sudden dead power againYour Personal Charging Station - 6 Devices at Once!: 6 Outputs! Power your phone, tablet, earbuds and smartwatch simultaneously - no more choosing which device gets charged first. Perfect for professionals with multiple gadgets.Double the Power, Only 35% Heavier: Battery pack 20,000mAh (2X capacity of standard chargers) in just 6.3 x 2.85 x 0.72 in - only 35% heavier than 10K models but holds twice the energy. Fits anywhere a paperback book would.","feature_bullets":["Stay Powered Anywhere: This 20K portable charger delivers 3-4 full phone charges - perfect for camping, flights, or emergencies. Fits easily in backpacks to keep devices alive through weekend trips, festivals, or work travel.","3-in-1 Built-in Cables: No more hunting for cables! Power bank Built in USB-C, Lightning and Micro-USB cables - simply plug in to charge instantly. It eliminates cord clutter while keeping all your devices powered anywhere. Never face a dead phone again!","Works with Virtually All Your Devices: Charge iPhones (all models), Samsung Galaxy/Pixel phones, iPads, AirPods, Kindles and most tablets with this universal power bank. No more carrying multiple chargers - one solution powers your entire tech life.","22.5W PD Fast Charging - 50% in 30 Minutes!: Get a 50% charge faster than you can finish your coffee break. Perfect for emergency power before meetings or when rushing out the door.","Exact Battery % - No More Guessing Games: Unlike basic 4-light indicators, the digital display shows precise remaining power (0-100%) - just like your phone's battery icon.Never get stranded with sudden dead power again","Your Personal Charging Station - 6 Devices at Once!: 6 Outputs! Power your phone, tablet, earbuds and smartwatch simultaneously - no more choosing which device gets charged first. Perfect for professionals with multiple gadgets.","Double the Power, Only 35% Heavier: Battery pack 20,000mAh (2X capacity of standard chargers) in just 6.3 x 2.85 x 0.72 in - only 35% heavier than 10K models but holds twice the energy. Fits anywhere a paperback book would.","Flight-Friendly Portable Power: This power bank meets all airline safety standards, making it the perfect travel companion. Always pack in your carry-on (never checked bags).","Dual Voltage (110V–240V): Works worldwide without a voltage converter! Perfect for travel in the US, Europe, Asia, and more. Just plug!","What will you get: 1 x power bank, 1 x use manual, 1 x travel pouch. 36 Month's support and lifetime technical support."],"spec_table":[{"field":"Connector Type","value":"For iPhone, USB-C, Micro"},{"field":"Brand","value":"charmast"},{"field":"Battery Capacity","value":"20000 Milliamp Hours"},{"field":"Color","value":"Lunar Grey"},{"field":"Special Feature","value":"Auto Shut-Off, Built In Cable, Fast Charging, High Capacity, LED Digital Display"}],"bought_in_past_month":"1K+","variants":["B0D6RDTBP6","B0D6RGX7JN","B0D6RH5KGB","B0D6RHCNK8"],"shipping_amount":"FREE","manufacturer":"Dong guan Utopia-Originality Technology Co., Ltd","climate_pledge_friendly":true,"category_specs":{"has_magsafe":false,"capacity_mah":20000,"has_led_display":true,"has_solar_panel":false,"is_slim_profile":false,"number_of_ports":6,"max_output_watts":22.5,"has_fast_charging":true,"has_built_in_cable":true,"is_airline_approved":true,"has_wireless_charging":false,"has_pass_through_charging":false},"review_intelligence":{"total_reviews":1139,"average_rating":4.7,"rating_distribution":{"1_star":"3%","2_star":"1%","3_star":"3%","4_star":"8%","5_star":"85%"},"top_positive_themes":["Charging speed (125)","Quality (90)","Reliability (76)","Portability (60)","Battery life (42)","Charging capability (34)","Built-in cords (33)"],"top_negative_themes":["Weight (33)"],"top_mixed_themes":[],"review_summary":"Customers praise the power bank's quick charging speed, with one mentioning it can fully charge three phones quickly. The product receives positive feedback for its quality, reliability, and portability, particularly for travel use. They appreciate its long battery life, multiple charging options for different devices, and built-in cables. While customers find the power bank convenient to carry, they note it is a bit heavy.","reliability_score":"high"},"best_offer":{"retailer":"amazon","retailer_id":"B0D6RDTBP6","price_usd":39.99,"original_price_usd":null,"affiliate_url":"https://www.indrexa.com/go/charmast-20000mah-f15ae1b1/amazon","in_stock":true,"shipping":{"free_shipping_available":null,"free_shipping_note":null,"min_order_for_free_shipping":null},"last_updated":"2026-06-03T20:04:52.021051+00:00"},"all_offers":[{"retailer":"amazon","retailer_id":"B0D6RDTBP6","price_usd":39.99,"original_price_usd":null,"affiliate_url":"https://www.indrexa.com/go/charmast-20000mah-f15ae1b1/amazon","in_stock":true,"shipping":{"free_shipping_available":null,"free_shipping_note":null,"min_order_for_free_shipping":null},"last_updated":"2026-06-03T20:04:52.021051+00:00"}],"_llm_hints":{"best_offer_logic":"lowest price among in-stock offers","out_of_stock_offers_included":true,"use_affiliate_url":"always use affiliate_url field, never construct retailer URLs manually","shipping_note":"shipping costs are estimates only — final cost depends on user location and membership status","null_fields":"null spec or review fields mean data was unavailable from source — do not infer values","manufacturer_description":"brand's own product description — official copy from Amazon listing","feature_bullets":"array of manufacturer's bullet-point features from Amazon listing","spec_table":"raw structured spec table from Amazon — category-specific technical specs","bought_in_past_month":"Amazon demand signal — number of units sold in past 30 days","variants":"array of ASINs for color/size variants of this product","shipping_amount":"shipping cost signal — FREE indicates free shipping available","climate_pledge_friendly":"Amazon Climate Pledge Friendly badge — sustainability certification","data_freshness":"checked_at timestamp from most recent price record","best_offer_null_means":"all known offers are currently out of stock — check all_offers for availability"},"json_ld":{"@context":"https://schema.org","@type":"Product","name":"charmast 20000mAh Portable Charger with Built in Cables, 22.5W Travel Power Bank Fast Charging, USB C Cell Phone Battery Pack for iPhone 17/16/15/14/13/12 Series, iPad, Samsung, Android, Tablet","brand":{"@type":"Brand","name":"charmast"},"description":"The Charmast 20000mAh portable charger is a budget-priced ($39.99) high-capacity power bank featuring built-in USB-C, Lightning, and Micro-USB cables, 22.5W PD fast charging, and a digital battery percentage display. It supports up to 6 simultaneous device outputs and is airline-approved, making it well-suited for travel, camping, and multi-device users. Reviewers consistently praise its charging speed and built-in cables, though notable weight compared to smaller power banks is a commonly cited drawback.","sku":"f15ae1b1-84fa-5e55-bfe7-9a261e379aeb","identifier":[{"@type":"PropertyValue","name":"asin","value":"B0D6RDTBP6"},{"@type":"PropertyValue","name":"indrexa_id","value":"f15ae1b1-84fa-5e55-bfe7-9a261e379aeb"}],"offers":[{"@type":"Offer","url":"https://www.indrexa.com/go/charmast-20000mah-f15ae1b1/amazon","priceCurrency":"USD","price":39.99,"availability":"https://schema.org/InStock","seller":{"@type":"Organization","name":"Amazon"}}],"additionalProperty":[],"aggregateRating":{"@type":"AggregateRating","ratingValue":4.7,"reviewCount":1139}}}