Product model specifications: The Li-ion battery model is CTR-003, with a voltage of 3.7V and a capacity of 1500mAh. It has good capacity to maintain battery life and is the great choice to replace old batteries Scope of application: The CTR-003 battery is suitable for 3DS 2DS Game Console Batteries Precautions: Use or recharge only with the specihed devives.Do not short-circuit, modify, or dispose of in fire Different advantages: Compared to other products, it has good sealing and endurance, bringing you convenience and practical experience exchange services: If the product you receive is damaged or cannot be used, we provide return and exchange services, and you encounter other problems, we will also reply to you promptly Model: CTR-003 Voltage: 3.7V Capacity: 1500mAh Component: Li-ion Size: 5.3x3.8x0.6cm weight: 28g