[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"research-sidebar-rollups":3,"research-niche-us-electronics-whoop-4-0-charger":144},[4,11,18,25,32,39,46,53,60,67,74,81,88,95,102,109,116,123,130,137],{"nodeId":5,"label":6,"slug":7,"href":8,"nichesTracked":9,"marketSizeTotal":10},"3760931","Health & Household","health-household","\u002Fresearch\u002Fus\u002Fhealth-household",15338,15205859393,{"nodeId":12,"label":13,"slug":14,"href":15,"nichesTracked":16,"marketSizeTotal":17},"11055981","Beauty & Personal Care","beauty-personal-care","\u002Fresearch\u002Fus\u002Fbeauty-personal-care",10978,8129370268,{"nodeId":19,"label":20,"slug":21,"href":22,"nichesTracked":23,"marketSizeTotal":24},"493964","Electronics","electronics","\u002Fresearch\u002Fus\u002Felectronics",8348,8093575873,{"nodeId":26,"label":27,"slug":28,"href":29,"nichesTracked":30,"marketSizeTotal":31},"1063498","Home & Kitchen","home-kitchen","\u002Fresearch\u002Fus\u002Fhome-kitchen",11250,6171847188,{"nodeId":33,"label":34,"slug":35,"href":36,"nichesTracked":37,"marketSizeTotal":38},"468240","Tools & Home Improvement","tools-home-improvement","\u002Fresearch\u002Fus\u002Ftools-home-improvement",9536,5679978000,{"nodeId":40,"label":41,"slug":42,"href":43,"nichesTracked":44,"marketSizeTotal":45},"3238155011","Patio, Lawn & Garden","patio-lawn-garden","\u002Fresearch\u002Fus\u002Fpatio-lawn-garden",8839,4979879539,{"nodeId":47,"label":48,"slug":49,"href":50,"nichesTracked":51,"marketSizeTotal":52},"7141124011","Clothing, Shoes & Jewelry","clothing-shoes-jewelry","\u002Fresearch\u002Fus\u002Fclothing-shoes-jewelry",16932,4054319330,{"nodeId":54,"label":55,"slug":56,"href":57,"nichesTracked":58,"marketSizeTotal":59},"3375301","Sports & Outdoors","sports-outdoors","\u002Fresearch\u002Fus\u002Fsports-outdoors",8101,3930668084,{"nodeId":61,"label":62,"slug":63,"href":64,"nichesTracked":65,"marketSizeTotal":66},"2619534011","Pet Supplies","pet-supplies","\u002Fresearch\u002Fus\u002Fpet-supplies",3979,3202071599,{"nodeId":68,"label":69,"slug":70,"href":71,"nichesTracked":72,"marketSizeTotal":73},"15690151","Automotive","automotive","\u002Fresearch\u002Fus\u002Fautomotive",7287,2959139927,{"nodeId":75,"label":76,"slug":77,"href":78,"nichesTracked":79,"marketSizeTotal":80},"165797011","Baby Products","baby-products","\u002Fresearch\u002Fus\u002Fbaby-products",2473,1858793879,{"nodeId":82,"label":83,"slug":84,"href":85,"nichesTracked":86,"marketSizeTotal":87},"2335753011","Cell Phones & Accessories","cell-phones-accessories","\u002Fresearch\u002Fus\u002Fcell-phones-accessories",2222,1674713279,{"nodeId":89,"label":90,"slug":91,"href":92,"nichesTracked":93,"marketSizeTotal":94},"165795011","Toys & Games","toys-games","\u002Fresearch\u002Fus\u002Ftoys-games",3143,1662205212,{"nodeId":96,"label":97,"slug":98,"href":99,"nichesTracked":100,"marketSizeTotal":101},"2617942011","Arts, Crafts & Sewing","arts-crafts-sewing","\u002Fresearch\u002Fus\u002Farts-crafts-sewing",4656,1471576936,{"nodeId":103,"label":104,"slug":105,"href":106,"nichesTracked":107,"marketSizeTotal":108},"2619526011","Appliances","appliances","\u002Fresearch\u002Fus\u002Fappliances",845,527166679,{"nodeId":110,"label":111,"slug":112,"href":113,"nichesTracked":114,"marketSizeTotal":115},"11965861","Musical Instruments","musical-instruments","\u002Fresearch\u002Fus\u002Fmusical-instruments",437,265480238,{"nodeId":117,"label":118,"slug":119,"href":120,"nichesTracked":121,"marketSizeTotal":122},"16310161","Industrial & Scientific","industrial-scientific","\u002Fresearch\u002Fus\u002Findustrial-scientific",262,260043081,{"nodeId":124,"label":125,"slug":126,"href":127,"nichesTracked":128,"marketSizeTotal":129},"1084128","Office Products","office-products","\u002Fresearch\u002Fus\u002Foffice-products",426,134456572,{"nodeId":131,"label":132,"slug":133,"href":134,"nichesTracked":135,"marketSizeTotal":136},"10304191","Other","other","\u002Fresearch\u002Fus\u002Fother",8,1511091,{"nodeId":138,"label":139,"slug":140,"href":141,"nichesTracked":142,"marketSizeTotal":143},"18981046011","Amazon Luxury","amazon-luxury","\u002Fresearch\u002Fus\u002Famazon-luxury",2,78675,{"amazonNicheId":145,"marketplaceFlag":146,"country":147,"category":150,"niche":151,"verdict":184,"baselines":220,"demand":225,"seasonality":237,"brandShare":238,"products":249,"feedback":300,"searchTerms":454,"related":504,"lastUpdated":172},"bf5798bc-29c4-480d-ad43-28c5e93d9bdb","us",{"flag":146,"name":148,"currency":149},"United States","USD",{"nodeId":19,"label":20,"slug":21,"href":22},{"marketSize":152,"searchVolume":153,"growth360":154,"growth90":155,"searchConversion":156,"top5ClickShare":157,"top5BrandShare":157,"avgRating":158,"avgReviewCount":159,"avgPrice":160,"priceMin":161,"priceMax":162,"productCount":163,"unitsSoldMax":164,"sponsoredPct":165,"returnRate":166,"successfulLaunches360":157,"newProducts360":167,"amazonNicheId":145,"title":168,"slug":169,"href":170,"leafCategoryName":171,"scrapedAt":172,"brandCount":167,"brandCountYearAgo":142,"sellerCount":163,"signals":173,"avgBsr":174,"pageQuality":175,"unitsSoldMin":176,"unitsSoldAvgMin":177,"unitsSoldAvgMax":178,"revenueMin":179,"revenueMax":180,"avgBrandAgeMonths":181,"avgSellerAgeDays":182,"top20ClickShare":157,"top20BrandShare":157,"primePct":157,"oosRate":183},1906244,404464,2.4982,0.2268,0.1734,1,4.06,159,27.18,15.24,48.45,5,60000,0.6,0.0374,3,"whoop 4.0 charger","whoop-4-0-charger","\u002Fresearch\u002Fus\u002Felectronics\u002Fwhoop-4-0-charger","Wearable Technology","2026-07-23T02:20:37.868777+00:00",[],5956,0,50000,10000,12500,1359000,1630800,22,145,0.2,{"score":185,"verdict":186,"components":187},59,"launch",[188,193,196,200,202,204,207,212,215,218],{"key":189,"score":190,"weight":191,"raw":192},"marketSize",93,0.15,1906243.69,{"key":194,"score":195,"weight":191,"raw":155},"growth",52,{"key":197,"score":198,"weight":199,"raw":156},"conversion",98,0.1,{"key":201,"score":175,"weight":191,"raw":157},"competition",{"key":203,"score":175,"weight":199,"raw":157},"brandShare",{"key":205,"score":206,"weight":199,"raw":158},"qualityGap",91,{"key":208,"score":209,"weight":210,"raw":211},"reviewMoat",92,0.05,158.6,{"key":213,"score":214,"weight":199,"raw":166},"returns",41,{"key":216,"score":217,"weight":210,"raw":160},"avgPrice",95,{"key":219,"score":217,"weight":210,"raw":157},"priceRange",{"avgRating":221,"medianPrice":222,"medianReturnRate":223,"nichesTracked":224},4.42,24.38,0.0215,115062,{"points":226,"droppedPartialWeek":236},[227,230,233],{"week":228,"volume":229},"2026-07-05",9995,{"week":231,"volume":232},"2026-07-12",10492,{"week":234,"volume":235},"2026-07-19",10258,false,null,{"top":239,"otherBrandCount":175,"otherClickShare":175},[240,243,246],{"brand":241,"clickShare":242},"WHOOP",0.8395999999999999,{"brand":244,"clickShare":245},"Cwowhihui",0.1306,{"brand":247,"clickShare":248},"DADO",0.0298,[250,261,270,280,290],{"asin":251,"title":252,"brand":241,"imageUrl":253,"price":254,"rating":255,"reviews":256,"clickShare90":257,"clickShare360":258,"launchDate":259,"amazonUrl":260},"B0DY8TB9DN","WHOOP 5.0\u002FMG Basic Charger Portable Waterproof Charger. Not Compatible with WHOOP4.0","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F21AgsY0XMEL.jpg",28.86,4.2,348,0.4826,0.5393,"2025-05-07","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0DY8TB9DN",{"asin":262,"title":263,"brand":241,"imageUrl":264,"price":162,"rating":265,"reviews":266,"clickShare90":267,"clickShare360":268,"launchDate":259,"amazonUrl":269},"B0DY8R6T63","WHOOP Wireless PowerPack Compatible 5.0\u002FMG One Peak Life Portable Waterproof Charger. Not Compatible with WHOOP4.0","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F21kX+yAxBiL.jpg",4.6,372,0.357,0.3402,"https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0DY8R6T63",{"asin":271,"title":272,"brand":244,"imageUrl":273,"price":161,"rating":274,"reviews":275,"clickShare90":276,"clickShare360":277,"launchDate":278,"amazonUrl":279},"B0FS22FX3V","Cwowhihui Charger Compatible with Whoop Battery Pack 4.0 Charger for Whoop 4.0 2-Port USB-C Charger Box for Charging and Stroage (Battery not Included) (4.0)","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F310XoDGtP+L.jpg",3.4,38,0.0912,0.0961,"2025-09-22","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0FS22FX3V",{"asin":281,"title":282,"brand":244,"imageUrl":283,"price":284,"rating":285,"reviews":142,"clickShare90":286,"clickShare360":287,"launchDate":288,"amazonUrl":289},"B0GL3PNDRC","Charger Compatible with Whoop Battery Pack 4.0 & 5.0(Battery NOT Included)","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F31jjDk8f1EL.jpg",19.08,4.5,0.0394,0.014,"2026-02-02","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0GL3PNDRC",{"asin":291,"title":292,"brand":247,"imageUrl":293,"price":294,"rating":295,"reviews":296,"clickShare90":248,"clickShare360":297,"launchDate":298,"amazonUrl":299},"B0GVPJPFLW","Dado Wired Charger Compatible with Whoop 5.0\u002FMG One Peak Life Durable & Waterproof Charger. Not Compatible with Whoop 4.0 (USB Type C)","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F41l552EdhLL.jpg",24.26,3.6,33,0.0104,"2026-04-01","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0GVPJPFLW",{"love":301,"hate":372,"returnReasons":431},[302,309,316,323,330,337,344,351,358,365],{"topic":303,"percentOfMentions":304,"verbatims":305},"Charging",0.3077,[306,307,308],"Quick charge","Great charger","Charges really fast",{"topic":310,"percentOfMentions":311,"verbatims":312},"Advertised Vs Actual Product",0.0824,[313,314,315],"Works as advertised","Does exactly what its supposed to","As described",{"topic":317,"percentOfMentions":318,"verbatims":319},"Battery Life",0.0605,[320,321,322],"The battery life","well made battery pack","great back up battery",{"topic":324,"percentOfMentions":325,"verbatims":326},"Ease Of Use",0.04769999999999999,[327,328,329],"Easy to use","easy to travel with","Makes life easier",{"topic":331,"percentOfMentions":332,"verbatims":333},"Portability",0.047,[334,335,336],"Its also compact enough to keep in a travel bag or desk drawer as a backup","Easy to travel with, use, store and connect","Compact and easy to toss in a bag",{"topic":338,"percentOfMentions":339,"verbatims":340},"Quality-Overall",0.045899999999999996,[341,342,343],"The build quality feels solid","The build quality feels solid and well made, not cheap or flimsy","quality is great",{"topic":345,"percentOfMentions":346,"verbatims":347},"Size-Overall",0.043,[348,349,350],"Fits and works great","Fits my need","the charging module fits properly",{"topic":352,"percentOfMentions":353,"verbatims":354},"Efficiency",0.0424,[355,356,357],"Works great","It is good for the back up","Works fine",{"topic":359,"percentOfMentions":360,"verbatims":361},"Compatibility-Overall",0.0355,[362,363,364],"I had no compatibility issues","It work well with a Whoop MG","Works fine with my Whoop",{"topic":366,"percentOfMentions":367,"verbatims":368},"Functionality-Overall",0.0345,[369,370,371],"Fulfills its function","Functional and Handy","Works fine as is",[373,379,385,391,397,403,408,415,420,425],{"topic":303,"percentOfMentions":374,"verbatims":375},0.3425,[376,377,378],"slow charging","This charger is not the solution","Doesnt charge",{"topic":338,"percentOfMentions":380,"verbatims":381},0.0672,[382,383,384],"Garbage","Absolute trash","Really disappointed in the quality",{"topic":331,"percentOfMentions":386,"verbatims":387},0.0629,[388,389,390],"It is not portable","Not a portable charger","Basically useless to call this thing portable when it comes with a cord that can't be removed",{"topic":366,"percentOfMentions":392,"verbatims":393},0.0591,[394,395,396],"Didnt work","Doesnt work","It doesnt work",{"topic":398,"percentOfMentions":399,"verbatims":400},"Defective Material\u002FParts",0.0484,[401,402],"This item doesn't work","Product is not useable",{"topic":404,"percentOfMentions":405,"verbatims":406},"Add-Ons\u002FAttachments",0.0323,[407],"Does not remain attached",{"topic":409,"percentOfMentions":410,"verbatims":411},"Value For Money",0.0269,[412,413,414],"$50 is steep IMO for a battery charger that is required as a critical accessory to use the device","$50 is too much for required accessory to use the device","Total waste of money",{"topic":345,"percentOfMentions":416,"verbatims":417},0.0242,[418,419],"The batteries do not fit","Cord a little short",{"topic":310,"percentOfMentions":421,"verbatims":422},0.0226,[423,424],"I just think the claims are exaggerated","This is false advertising",{"topic":426,"percentOfMentions":427,"verbatims":428},"Water Resistance",0.014499999999999999,[429,430],"But what confuses me is the claims of it being waterproof or a high speed charger","However, the USB Type-C port on the other end and the power brick are not waterproof, so keep that in mind while youre using this",[432,434,436,438,440,443,445,447,449,451],{"reason":303,"pct":433},0.5770000000000001,{"reason":359,"pct":435},0.1517,{"reason":409,"pct":437},0.0716,{"reason":310,"pct":439},0.049,{"reason":441,"pct":442},"Connectivity-Overall",0.0377,{"reason":366,"pct":444},0.0258,{"reason":345,"pct":446},0.0254,{"reason":398,"pct":448},0.0177,{"reason":331,"pct":450},0.013600000000000001,{"reason":452,"pct":453},"Product Condition",0.0086,[455,460,464,469,474,479,484,489,494,499],{"term":456,"volume":457,"growthQoq":458,"conversionRate":459},"whoop charger",161984,0.4536,0.1796,{"term":168,"volume":461,"growthQoq":462,"conversionRate":463},41965,0.0994,0.0213,{"term":465,"volume":466,"growthQoq":467,"conversionRate":468},"whoop 5.0 charger",29815,-0.0315,0.2473,{"term":470,"volume":471,"growthQoq":472,"conversionRate":473},"whoop charger 5.0",24927,0.1198,0.234,{"term":475,"volume":476,"growthQoq":477,"conversionRate":478},"whoop charger 4.0",27579,0.0975,0.0249,{"term":480,"volume":481,"growthQoq":482,"conversionRate":483},"whoop charger replacement 4.0",10856,0.7841,0.0175,{"term":485,"volume":486,"growthQoq":487,"conversionRate":488},"whoop 4.0 battery",15169,0.1645,0.0058,{"term":490,"volume":491,"growthQoq":492,"conversionRate":493},"whoop battery",18254,-0.0131,0.1553,{"term":495,"volume":496,"growthQoq":497,"conversionRate":498},"whoop mg charger",7429,0.487,0.2363,{"term":500,"volume":501,"growthQoq":502,"conversionRate":503},"whoop 5 charger",10649,-0.1043,0.1821,[505,512,518,523,528,533],{"title":506,"href":507,"score":508,"verdict":509,"marketSize":510,"growth90":511},"power strip long cord","\u002Fresearch\u002Fus\u002Felectronics\u002Fpower-strip-long-cord",69,"watch",509955.2,0.5018,{"title":513,"href":514,"score":515,"verdict":509,"marketSize":516,"growth90":517},"airpods pro charging case","\u002Fresearch\u002Fus\u002Felectronics\u002Fairpods-pro-charging-case",70,798323.97,-0.0529,{"title":519,"href":520,"score":515,"verdict":509,"marketSize":521,"growth90":522},"starlink mini tripod","\u002Fresearch\u002Fus\u002Felectronics\u002Fstarlink-mini-tripod",478184.44,0.623,{"title":524,"href":525,"score":515,"verdict":509,"marketSize":526,"growth90":527},"luggage tracker","\u002Fresearch\u002Fus\u002Felectronics\u002Fluggage-tracker",715834.67,0.2949,{"title":529,"href":530,"score":515,"verdict":509,"marketSize":531,"growth90":532},"canopy fan","\u002Fresearch\u002Fus\u002Felectronics\u002Fcanopy-fan",298048.6,1.3544,{"title":534,"href":535,"score":515,"verdict":509,"marketSize":536,"growth90":537},"spypoint battery pack","\u002Fresearch\u002Fus\u002Felectronics\u002Fspypoint-battery-pack",379019.7,0.6744]