The SP410 battery is a replacement battery designed for the Nokia C20 Plus (TA-1388 / TA-1380) model. Here are some key details about this battery:

• Battery Type: Li-ion (Lithium-ion) rechargeable battery

• Capacity: Typically around 4950mAh, which is designed to provide extended usage for the device.

• Voltage: 3.85V

• Compatibility: Specifically for the Nokia C20 Plus (TA-1388, TA-1380) and possibly other models within the Nokia C20 series.

If you're looking for a replacement, ensure you're purchasing the genuine SP410 battery to maintain optimal performance and longevity for your device.