{"product_id":"kastar-4-pack-battery-and-usb-charger-compatible-with-olympus-bls-50","title":"Kastar 4-Pack Battery and USB Charger Compatible with Olympus BLS-50","description":"\u003cp\u003eIn this review the Kastar 4-Pack battery and USB charger is assessed for photographers who need multiple spares and a flexible charging solution. The bottom line: it is a practical, budget-friendly kit for owners of Olympus cameras that use BLS-50\/BLS-5 series batteries, offering a total of four 2100mAh lithium-ion cells and a dual USB charger that can top up two batteries at once. For travel shooters and weekend hobbyists who value capacity and charging flexibility, this kit delivers straightforward, reliable power without unnecessary extras.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Capacity:\u003c\/strong\u003e Each lithium-ion cell provides 2100mAh at 7.4V, giving noticeably longer shooting time than many OEM single-pack options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Charging:\u003c\/strong\u003e The charger can charge two batteries simultaneously, which reduces downtime between shoots and is useful when running multiple camera bodies or long sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchangeable Plate:\u003c\/strong\u003e The charger plate can be changed to accommodate different batteries, adding convenience when switching battery types.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Inputs:\u003c\/strong\u003e With both Micro-USB and USB-C input plus a supplied Micro USB cable, the charger works with common power banks and USB adapters for on-the-go charging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntelligent LED Display:\u003c\/strong\u003e The LED indicators show charging status and battery capacity so users can quickly see when cells are ready to use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis kit is aimed at Olympus mirrorless owners who use BLS-50, PS-BLS50, BLS-5 or PSBLS5 batteries, including popular bodies like the OM-D E-M10 series and OM-5. It fits photographers who need multiple spare batteries and the convenience of charging two cells at once, such as travel shooters, event photographers, and hobbyists who prefer to carry extras rather than hunt for wall outlets.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include professionals who require official OEM batteries for warranty reasons or those who need ultra-fast proprietary charging. Also, buyers who do not use Olympus BLS-type batteries will want a kit specified for their battery model.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGood value pack with four 2100mAh lithium-ion batteries for extended shooting time.\u003c\/li\u003e\n\u003cli\u003eDual charging capability reduces wait time by replenishing two batteries simultaneously.\u003c\/li\u003e\n\u003cli\u003eMultiple input options and an included cable make the charger flexible for travel and power banks.\u003c\/li\u003e\n\u003cli\u003eLED indicators communicate charge status so users can manage spares efficiently.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNot an official Olympus accessory, so users who prefer OEM parts may opt for the manufacturer charger and batteries.\u003c\/li\u003e\n\u003cli\u003eCharging speed is moderate (8.4V 800mA outputs), so charging can take longer than high-current dedicated chargers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Type\u003c\/td\u003e\n\u003ctd\u003eLithium-Ion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Voltage\u003c\/td\u003e\n\u003ctd\u003e7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Capacity\u003c\/td\u003e\n\u003ctd\u003e2100mAh per cell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharger Input\u003c\/td\u003e\n\u003ctd\u003e5V 2-3A 15W (Micro-USB and Type-C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharger Output\u003c\/td\u003e\n\u003ctd\u003e8.4V 800mA (x1) or 800mA (x2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSimultaneous Charging\u003c\/td\u003e\n\u003ctd\u003eYes, up to 2 batteries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Kastar 4-Pack with USB dual charger is a sensible buy for Olympus users who need extra runtime and convenient on-the-go charging. It pairs high-capacity 2100mAh cells with a flexible charger that accepts common USB power sources, making it excellent value for hobbyists and traveling photographers who want dependable backup power without spending on OEM kits.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill these batteries fit my OM-D E-M10 camera?\u003c\/strong\u003e\u003cbr\u003eYes, the pack is compatible with the Olympus OM-D E-M10 series and other models that use BLS-50\/BLS-5 batteries.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan the charger power from a power bank?\u003c\/strong\u003e\u003cbr\u003eYes, the charger accepts Micro-USB and Type-C input and works with typical 5V USB power banks and adapters.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many batteries can charge at once?\u003c\/strong\u003e\u003cbr\u003eThe charger can charge up to two batteries at the same time using its dual charging slots and LED status indicators.\u003c\/p\u003e","brand":"Kastar","offers":[{"title":"Default Title","offer_id":48635743568091,"sku":"B092SW9H7P","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81nC1VfiYWL._AC_SL1500.jpg?v=1778605957","url":"https:\/\/gearmusthave.com\/products\/kastar-4-pack-battery-and-usb-charger-compatible-with-olympus-bls-50","provider":"GearMustHave","version":"1.0","type":"link"}