Features PROTECTION FUNCTION: Voltage relay module support charging protection, discharge protection, SURGES protection, and undervoltage protection POWERFUL FUNCTION: The voltage module detect DC 0‑99.9V with a minimum adjustment of 0.1V, you can use with confidence CURRENT INFORMATION: Relay ON Off module relay contact maximum current is 12A(leave space for use) STABLE CONTROL: Battery charges discharge timing module has fixed point pulse, stable performance, charges and discharge control STABLE AND DURABLE: Voltage detection module come with stable structure, excellent performance and long service life 1. PROTECTION FUNCTION: Voltage relay module support charging protection, discharge protection, SURGES protection, and undervoltage protection 2. POWERFUL FUNCTION: The voltage module detect DC 0‑99.9V with a minimum adjustment of 0.1V, you can use with confidence 3. CURRENT INFORMATION: Relay ON Off module relay contact maximum current is 12A(leave space for use) 4. STABLE CONTROL: Battery charges discharge timing module has fixed point pulse, stable performance, charges and discharge control 5. STABLE AND DURABLE: Voltage detection module come with stable structure, excellent performance and long service life Specification: Item Type: Voltage Relay Module Detection Voltage Range: 0-99.9V(minimum adjustment 0.1V) Maximum Current of Relay Contact: 12A(leave space for use) How to Use: Take out the product and use directly. PackageList: 1 x Voltage Relay Module Package List 1 x Voltage Relay Module