Features: 1. High-quality electric bike power lock, compatible with most electric bikes for switching power supply. 2. Precision craftsmanship, designed to fit most electric bike models. 3. Durable lock core built to handle higher current loads compared to standard cores, resistant to welding issues and offers extended durability. 4. Each lock comes with two keys. Wiring configuration: red wire connects to the single red wire; green and white wires are twisted together to form the second connection. 5. Well-constructed design for easy installation and operation, ensuring long-term reliability. Specification: Item Type: Electric Bicycle Power Lock Material: Plastic Color: As shown in pictures Quantity: 5 Sets Weight: Approx. 240g Lock Head Diameter: Approx. 3cm / 1.18inch Package List: 5 x Electric Bicycle Power Lock 10 x Key