This module meets the needs of users looking for reliable protection against over-voltage and under-voltage conditions. The over-voltage protection features safeguard connected devices, ensuring long-term durability and efficiency in performance during charging cycles. Features -Color:Assorted Color -Material:Plastic -Size: 7.30X4.50X3.00cm/2.87X1.77X1.18in -High performance: the module supports a powerful 5A output, providing a rapid charging solution that is especially useful for demanding battery applications -Safety first: with safety technologies to prevent overcharging, and short circuits, offering reliable protection during charging -Led lighting support: for use with led products, ensuring a steady output that enhances brightness and extends the lifespan of lighting fixtures -Support: adaptable to various battery types, this module caters to a broad of charging requirements across devices -Convenient design: of use, the capability allows for quick making it for mobile applications Package list: 1 x Voltage Relay Module