POWERFUL BATTERY: A fully charged 1200mAh LP NP-FW50 offers up to 500 shots, keeping every wonderful moment. 2 more backup batteries for emergency. SPEEDY CHARGER: LP NP-FW50 battery charger can charge 2 batteries at once by Micro-USB devices like laptop, car charger, wall charger as well as power bank wherever you go (the example items are sold separately). Ideal for travel, camping, other outdoor/indoor activities. 5V 2.1A input improves the charging efficiency and takes only 2.5 hours to fully charge 2 batteries simultaneously. Each charging slot works independently. STANDARD COMPATIBILITY: LP NP-FW50 battery & charger meet and can be interchangeable with the OEM Sony NP-FW50 battery and BC-TRW W Series battery charger. Works with Sony Alpha A3000, A5000, A5100, A6000, A6300, A6400, A6500, A7, A7II, A7S, A7SII, A7R, A7RII, SLT-A33, A35, A37, A55, RX10, RX10II, RX10 III, RX10 IV, NEX-3/5/7 series ZV-E10 and more. (Please check the description for the full compatibility list). 100% SAFETY: LP NP-FW50 battery charger set has protections for overcharge, over discharge, short-circuit, surge, overvoltage, and overcurrent with CE, FCC, RoHS Certifications, tested by manufacturer to match OEM products. SERVICES: 30 Days Refund & 1 year after-sales service. Lifetime Service & 24H Promptly and Friendly Response (Weekdays). NP-FW50 Battery Charger Pack, LP 2-Pack Battery & Dual Slot Charger for Sony Alpha A6000, A6400, A6100, A6300, A6500, A5100, A5000, A7, A7II, A7R, A7RII, A7R2, A7S, A7SII, A7S2, RX10 RX10II ZV-E10