{"product_id":"kastar-4-pack-battery-charger-8-4v-output-dual-smart-usb-charger","title":"Kastar 4-Pack Battery Charger 8.4V Output - Dual Smart USB Charger","description":"\u003cp\u003eOur review of the Kastar 4-Pack Battery Charger focuses on shooters and videographers who need a compact, flexible charger for Sony NP-FH series batteries. The bottom line: this is a practical, travel-friendly dual charger that handles two 7.2V Lithium-Ion packs at once and clearly shows charging status with intelligent LEDs. It is best for users who rely on Sony NP-FH30 through NP-FH100 compatible batteries and want a USB-powered, replaceable-plate solution rather than a bulky mains-only dock.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual charging:\u003c\/strong\u003e Can charge two batteries at the same time, which reduces downtime during shoots or long recording sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchangeable plate:\u003c\/strong\u003e The charger plate can be changed to fit different batteries, adding compatibility and future-proofing for similar battery packs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB power options:\u003c\/strong\u003e Multiple charging inputs including Micro-USB and Type-C mean it can run from common USB power banks or phone adapters for field use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear LED indicators:\u003c\/strong\u003e Intelligent LED display shows charging status and remaining battery capacity so you can tell at a glance which cells are ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable power:\u003c\/strong\u003e With a compact 5V 2-3A input and included Micro USB cable, the unit is easy to carry and set up away from a studio environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAppropriate output:\u003c\/strong\u003e The charger supplies 8.4V at 800mA per slot, which matches the charging requirements for the specified NP-FH batteries.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis charger is aimed at amateur and semi-pro videographers, event shooters, and any camera user who relies on Sony NP-FH30, NP-FH40, NP-FH50, NP-FH60, NP-FH70 or NP-FH100 compatible batteries. It is particularly useful for those who need a small, USB-powered solution to keep multiple spares topped up during a day of shooting.\u003c\/p\u003e\n\u003cp\u003ePeople who need ultra-fast multi-bank charging or full studio power distribution should look elsewhere; the 800mA per slot output is solid for overnight or daytime top-ups but not a high-speed charge solution for professional house-of-card workflows that demand rapid replenishment of many packs at once.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCharges two batteries simultaneously, cutting wait time between shoots.\u003c\/li\u003e\n\u003cli\u003eInterchangeable plate design increases compatibility across NP-FH battery sizes.\u003c\/li\u003e\n\u003cli\u003eUSB inputs (Micro-USB and Type-C) allow flexible power sources like power banks.\u003c\/li\u003e\n\u003cli\u003eLEDs provide clear status and approximate battery capacity so users can plan swaps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePer-slot charging current is 800mA, so charging is not the fastest option available.\u003c\/li\u003e\n\u003cli\u003eOnly a Micro USB cable is included; Type-C cable may need to be sourced separately for some users.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\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\u003e7.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Capacity\u003c\/td\u003e\n\u003ctd\u003e2650mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharger Input\u003c\/td\u003e\n\u003ctd\u003e5V 2-3A 15W (USB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharger Output\u003c\/td\u003e\n\u003ctd\u003e8.4V 800mA (x1) 800mA (x2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging Slots\u003c\/td\u003e\n\u003ctd\u003eCan charge 2 batteries at the same time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Cable\u003c\/td\u003e\n\u003ctd\u003eMicro-USB cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Kastar 4-Pack Battery Charger is a sensible, value-focused choice for photographers and videographers who need a compact, USB-powered dual charger for Sony NP-FH compatible batteries. It combines portability, clear LED status, and interchangeable plates to cover most field needs, though those requiring the fastest possible charge rates should consider higher-current alternatives. Overall it offers good utility at a modest price point.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this charger run from a USB power bank?\u003c\/strong\u003e\u003cbr\u003eYes, the charger accepts 5V input and will run from most power banks that can supply 2-3A.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it charge two batteries at full speed?\u003c\/strong\u003e\u003cbr\u003eIt charges two batteries simultaneously at 800mA per slot, which is adequate for top-ups but not a high-speed rapid charge.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre cables included for both Micro-USB and Type-C?\u003c\/strong\u003e\u003cbr\u003eA Micro-USB cable is included; Type-C input is supported but a Type-C cable may need to be supplied separately.\u003c\/p\u003e","brand":"Kastar","offers":[{"title":"Default Title","offer_id":48631712055515,"sku":"B08MJDBF3Y","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71TLhRRnTxL._AC_SL1500_d58de0c3-9eda-428a-9020-1a62751e5193.jpg?v=1778482073","url":"https:\/\/gearmusthave.com\/products\/kastar-4-pack-battery-charger-8-4v-output-dual-smart-usb-charger","provider":"GearMustHave","version":"1.0","type":"link"}