It looks like you're referring to a replacement battery for the HTC Desire 526G series. The BoPL4100 is a model number for the specific battery, and it’s listed as a 2000mAh capacity with zero cycles, meaning it's brand new. The battery should be compatible with HTC Desire 526G, 526G Plus, 526G+ Dual Sim, and D526h models.

If you're looking to replace the battery, just make sure it's the correct one for your device. If you're purchasing it online, you can often find it listed by its technical specs or the exact model number. Let me know if you need any more details!