{"product_id":"2400mah-np-fm500h-battery-4-pack-with-usb-dual-charger-portable","title":"2400mAh NP-FM500H Battery 4-Pack with USB Dual Charger - Portable","description":"\u003cp\u003eIn this review the reviewer focuses on the Kastar replacement bundle that pairs four 2400mAh lithium-ion batteries with a USB dual charger designed for Sony NP-FM500 and NP-FM500H style cells. The bottom line: this kit is best for photographers who need multiple spare batteries and a compact, flexible charging solution; the single biggest reason to buy is the combination of higher-capacity 7.4V batteries with a small, dual-slot USB charger that accepts both Micro-USB and Type-C input and shows charge status via LEDs.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2400mAh capacity:\u003c\/strong\u003e Gives longer runtime per battery so users can shoot longer between swaps without carrying a power brick.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual battery charging:\u003c\/strong\u003e The charger can charge two batteries at the same time, saving time on location or between sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchangeable plate:\u003c\/strong\u003e You can change the plate to fit different battery shapes so the charger works with multiple compatible cells.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB power input:\u003c\/strong\u003e The charger accepts 5V 2-3A input via Micro-USB or Type-C, making it convenient to power from power banks or USB wall adapters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED status display:\u003c\/strong\u003e Intelligent LED indicators show charging status and give a quick sense of remaining battery capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis kit is aimed at hobbyist and pro-sumer photographers who use Sony DSLR models that accept NP-FM500 or NP-FM500H battery types and who need multiple spare batteries for long shoots, travel, or time-lapse work. The higher 2400mAh capacity and dual charging make it more practical than carrying single OEM batteries when extended runtime is a priority.\u003c\/p\u003e\u003cp\u003ePhotographers who prefer original-brand chargers with dedicated AC adapters or who need manufacturer warranty coverage may want to consider official batteries and chargers instead. Also, if you require integrated AC charging with a proprietary mount rather than USB power, this USB-focused charger may be less convenient.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh-capacity 2400mAh cells offer noticeably longer runtime than lower-capacity replacements.\u003c\/li\u003e\n\u003cli\u003eDual-slot charging reduces downtime by allowing two batteries to charge concurrently.\u003c\/li\u003e\n\u003cli\u003eUSB input plus included Micro-USB cable provides flexible charging from power banks and modern chargers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eThe kit uses a USB-powered charger rather than a dedicated AC brick, which can be slower depending on the USB source.\u003c\/li\u003e\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\u003e2400mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharger Input\u003c\/td\u003e\n\u003ctd\u003e5V 2-3A (15W) via Micro-USB or Type-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharger Output\u003c\/td\u003e\n\u003ctd\u003e8.4V 800mA (single) or 800mA per slot (dual)\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\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe 2400mAh battery 4-pack with the USB dual charger is a practical, value-oriented option for photographers who need extra runtime and the flexibility of USB charging. It combines higher-capacity replacement cells with an intelligent LED dual charger, making it a good buy for extended shoots and travel where carrying multiple spares and a compact charger matters.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill these batteries fit my camera?\u003c\/strong\u003e\u003cbr\u003eThey are designed as replacements for Sony NP-FM500 and NP-FM500H style batteries and are compatible with cameras that accept those models.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan the charger charge two batteries at once?\u003c\/strong\u003e\u003cbr\u003eYes, the charger supports charging two batteries simultaneously with an output of 8.4V 800mA per slot.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat cables are included?\u003c\/strong\u003e\u003cbr\u003eThe kit includes a Micro-USB cable and the charger accepts both Micro-USB and Type-C input for flexible power sources.\u003c\/p\u003e","brand":"Kastar","offers":[{"title":"Default Title","offer_id":48239996010715,"sku":"B08MRW3W6Y","price":36.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71ijbDv3YSL._AC_SL1500_6b6042a2-933c-49b4-a02f-21c01bf3176b.jpg?v=1771097435","url":"https:\/\/gearmusthave.com\/products\/2400mah-np-fm500h-battery-4-pack-with-usb-dual-charger-portable","provider":"GearMustHave","version":"1.0","type":"link"}