The  hydride (Ni - MH) energy storage battery market has shown certain growth potential and unique characteristics in the context of the booming global energy storage market.

In recent years, the Ni - MH battery market has maintained a stable development trend. According to Allied Market Research, the global  hydride battery market size was valued at \(2.4 billion in 2023 and is projected to reach \)2.7 billion by 2028, registering a compound annual growth rate (CAGR) of 3.1% from 2023 to 2028. This growth is driven by multiple factors. Firstly, in the consumer electronics sector, Ni - MH batteries are still favored for some portable devices due to their relatively high energy density and good charge - discharge performance. For example, in digital cameras and some high - end toys, Ni - MH batteries can provide stable power output, meeting the power - intensive needs of these devices.

Secondly, the development of the medical device industry has also contributed to the demand for Ni - MH batteries. In devices such as portable medical monitors and some implantable medical devices, the high safety and long - cycle - life characteristics of Ni - MH batteries are crucial. These batteries can ensure the long - term and stable operation of medical devices, which is of great significance for patient treatment and health monitoring.

However, the Ni - MH battery market also faces challenges. The rise of lithium - ion batteries, with their higher energy density, longer lifespan, and continuously decreasing cost, has occupied a large share of the energy storage battery market. Additionally, the relatively high cost of raw materials for Ni - MH batteries, especially nickel, and the complexity of the manufacturing process limit their large - scale expansion to a certain extent.

Despite these challenges, there are still opportunities for the Ni - MH battery market. With the increasing emphasis on environmental protection and the need for sustainable development, the recyclability and relatively low environmental impact of Ni - MH batteries have attracted attention. Some regions are promoting the development and application of Ni - MH batteries through policies to reduce the overall environmental burden of the battery industry. In the future, if Ni - MH battery manufacturers can further optimize production processes, reduce costs, and improve battery performance, there is still room for growth in niche markets and specific application scenarios.