Adding my two cents because I went through this exact same panic last year! I was shooting a three-day festival and my battery was just tanking every few hours. I ended up grabbing the Meike MK-C4EM Vertical Battery Grip because I simply couldnt swing the price of the Sony brand one after buying my 70-200mm. It has been amazing! I have dragged that thing through dusty deserts and humid forests and it still works like a charm. The build quality is surprisingly beefy and it matches the camera texture pretty well too. Honestly, it feels way more expensive than it actually is. Heres a quick tip to save you some stress: always double check the battery tray latch before you start shooting. I once had a minor heart attack when the tray popped out a tiny bit because I didnt click it in all the way. Also, definitely stick to Sony NP-FZ100 Lithium-Ion Batteries inside the grip if you can afford them. The grip itself is basically just a plastic shell with some wiring, so it wont explode your camera, but crappy off-brand batteries are usually the real culprits for weird power glitches or the camera suddenly shutting off. Using the Meike grip with official batteries is the perfect middle ground for your sisters big day in Vermont. It makes the camera feel so much more balanced with a heavy lens, especially when youre shooting vertical portraits all afternoon!

Just saw this and honestly skip the 400 dollar Sony one! It is a total ripoff for what it is. I have been using the Neewer VG-C4EM Replacement Vertical Battery Grip for ages and it is fantastic. It feels almost identical to the OEM version and I have never had a single issue with it failing or exploding my gear. People get way too scared about third-party accessories but its really just a tray for batteries and some basic wiring. It wont hurt your camera. The trick is really the batteries you put inside. If you are worried get the Wasabi Power NP-FZ100 Battery 2-Pack to go with it. It doubles your shooting time and gives you that vertical shutter button which is amazing for wedding portraits. You save like 300 bucks this way and can put that money toward a nice flash instead! Seriously you will love the extra weight for stability too... it makes the camera feel way more balanced with a big lens.

> Is the cheap one gonna explode my camera? I dont want to break it but I already spent my whole savings on the lens so I really cant afford the super expensive official one right now. Look, no one wants to fry their main rig, especially right before a wedding. I've been using third-party options for years and honestly, they're perfectly safe. I've had zero complaints with the Meike MK-C4EM Vertical Battery Grip for Sony A7R IV and V on my current setup. It basically mimics all the buttons and dials of the official Sony version but costs a fraction of the price. Build quality is solid plastic—not magnesium alloy like the body—but it fits tight. The shutter button feels clicky enough and the copper contacts align perfectly with the camera's terminal. Ngl, the official Sony VG-C4EM Vertical Grip is overpriced for what it is. If you're tight on cash after buying glass, just grab the Meike. It’s reliable, hasn’t glitched out once during long shoots, and definitely wont explode your camera.