3SCORE 48V 21Ah Second Battery Kit | Dual Power Extension with Lock

3SCORE 48V 21Ah Second Battery Kit – Dual Power Extension with Lock

⚠️ Note: This battery extension kit works only with the 3SCORE Rear Drive Motor Etrike.

Expand your riding freedom with the 3SCORE 48V 21Ah Second Battery Kit, the perfect upgrade for riders seeking more power, greater distance, and increased confidence on every trip. Designed exclusively for the 3SCORE Rear Drive Electric Etrike, this dual-power extension lets you double your range, maintaining rides smooth, reliable, and secure.

This add-on kit includes everything you need to install a fully functional second battery system: a frame-mounted battery holder, a dual battery selector, and a keyed locking system for safety and peace of mind. Whether you're exploring new routes, enjoying long weekend rides, commuting, or supporting your active lifestyle, this upgrade ensures your electric etrike is always ready to go the extra mile.

🔋 Double (or more) Your Riding Range

Enjoy longer rides without worrying about running out of power. The 48V 21Ah battery delivers extended performance, giving you more time outdoors and more freedom to explore.

⚙️ Complete Dual Battery System

Includes the 48V 21Ah Battery, a solid frame battery holder, dual battery selector switch, and secure lock with key. Easily switch between your main and secondary battery for seamless power management.

🔐 Secure & Reliable

The locking mechanism keeps your second battery protected during storage and riding. Built for durability and everyday use.

🚲 Smooth Integration

Engineered specifically for the 3SCORE Rear Drive Electric Etrike. Simple, clean installation with all components included.

🌦️ Everyday Performance

Made with reliable, weather-resistant materials to support daily commuting, wellness rides, and recreational trips.

📦 What’s Included

• 48V 21Ah Lithium Battery
• Frame Battery Holder
• Dual Battery Selector Switch
• Battery Lock with Key
• Connection Hardware

This upgrade is perfect for riders who enjoy long-distance outings, active lifestyles, wellness-focused mobility, and anyone who wants more freedom and flexibility on their electric etrike.

Ride farther. Explore more. Power your lifestyle with 3SCORE.
Get Your Freedom Back.