Based on this product's specifications, here are some alternatives and similar models
Battery extra digital for Huawei P Smart SM150465 3000mAh Li-ion
Summary description:
Rechargeable Li-ion battery extra digital designed for Huawei P Smart (model SM150465) with a nominal capacity of 3000mAh. Intended as a replacement battery to restore device runtime and standby time. Compatible with the specified model, it provides standard voltage and fits original battery compartment dimensions for easy installation and everyday smartphone use.