12V Voltage Controller Quality Voltage Meter Module Relay Timer Time Voltage Meter Test Control Delay Switch for Car Battery

This voltage controller, using microchip control and LED display the detection voltage, has features such as long life, low power consumption and strong stability. It can be used to control electric equipment power on when vehicle started, or power off when vehicle stalled.
Features:
Adopts LED display the detection voltage, digital adjustment for on-off voltage values.
20A relay output, adjusting 0-9s time delay and with memory function.
Delay power on/off function.
With power reverse protection, over-voltage and short-circuit protection.
Applicable to under-voltage protection for small cars' 12V battery, control power on-off of on-board units.
Notice:
This product can be used to control car DVR, car audio and other electronic equipment of vehicle. The max. load current is 20A, don't use it to control the vehicle power supply.
Specifications:
Input Voltage: DC 9-20V
Max. Load: 12V 20A
Relay Close Current: 50mA
Quiescent Current: ≤4.3mA
Operating Temperature: -40~85°C
Dimension: 65 * 46 * 29mm / 2.56 * 1.81 * 1.14in
Weight: 47g / 1.68oz
Package List:
1 * Voltage Meter Test Control