Ebike Battery Storage Waterproof Pannier Bag

Expandable Bike Rear Bag – Waterproof & Secure

Made from a rainproof EVA hard shell and strong polyester, this bike rear pannier bag can handle tough outdoor conditions. It's tear-resistant, abrasion-resistant, and heat-resistant, giving your battery and gear extra protection from drops, impacts, and bad weather. So, you can ride in the rain without stressing about your stuff getting wet.

Expandable Capacity
This bike trunk bag is flexible, letting you increase its size from 10L to 20L. It's great for carrying your e-bike battery, clothes, pump, flashlight, and more. Plus, it has two side pockets to keep everything organized. Whether you're going for a quick ride or a longer trip, this bag has room for your essentials.

Stable Mounting
The bag attaches securely with a strap system that keeps it in place, even on bumpy rides. It fits most bike racks, making it a practical choice for your gear. Ride easily, knowing your bag won’t move around during your trip.

Visibility and Convenience
With reflective details, this pannier bag helps you stay seen in low-light conditions. It also has a place for a taillight, so other road users can notice you. And if you need to hydrate, the side water bottle bag lets you keep your drink close. Just use the adjustable cord to secure it.

3-in-1 Use
This bike pannier bag isn’t just for cycling. It has a handle and an adjustable shoulder strap, so you can switch it up to a handbag, climbing bag, or shoulder bag for various adventures. Whether you're biking, hiking, or out exploring, it’s got you covered.

Specifications:
- Material: EVA + Polyester
- Size (Unexpanded): 18.11 x 9.06 x 10.63
- Size (Expanded): 18.11 x 11.42 x 19.29
- Capacity: 10L (Unexpanded) / 20L (Expanded)
- Waterproof: Daily Waterproof

This bag is a solid choice for keeping your gear safe, organized, and secure, whether you're cycling through the city or heading out for a weekend trip.