Features Prevent undervoltage of the battery and start charging, prevent battery charging via voltage and stop charging. With this automatic charging module, you can relieve yourself and save energy at the same time. Small size, large current, accurate shut-off voltage stability, protection and thoughtful, functional and reliable performance. Thick PCB for long lasting performance. This module maximum limit 30A. Descriptions: This battery charge controller module has automatic charging and automatic power off. The maximum limit of this module is 30A. With this automatic charging module, you can relieve yourself and save energy at the same time. Specification: Name: Charge Control Module Model: YX-1708. Battery type (optional): 12V, 24V, 36V, 48V Voltage deviation: ± 0.1 V. Load: 30 A. Weight: approx. 60 g. Quantity: 1 piece. Package list: 1 x charging control module. Note: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow 1-3 cm difference due to manual measurement. Thank you for your understanding. Package List