Sony NP-FW50 Lithium-Ion 1020mAh Rechargeable Battery

Customers find the battery works reliably in their cameras, particularly with the A7SII, and appreciate its OEM quality and proper fit. The battery life receives mixed feedback - while some say it holds charge for a long time, others report it won't hold a charge at all. Customers disagree on the authenticity of the battery, with some confirming it's genuine while others suspect counterfeits. Charging experiences are also mixed, with some reporting it charges in about 4 hours while others say it doesn't charge at all. Value for money opinions are divided between those who consider it a good buy and those who find it pricey.