Features: This is a more convenient car battery disconnect switch system that can remotely control your car power system, proper maintenance will prolong and protect battery and engine life. Remote operation, compared to traditional battery switch, this remote wireless battery switch disconnector allows you to move the trigger from under the hood to your hand, so you don'for t need to pick up the hood frequently. A new 320ft remote control is included. You can even control it at home, one-button control of the entire car power system dashboard, remote receiver standby current is very low (0.003A), universal for DC 12V camping trailer SUV van small truck agricultural vehicle tricycle auto off-road. Integrated design, small in size, free from cumbersome wiring, and easy to install. Working voltage: 12V 1.8WWorking current: 200AInstantaneous current: 360AHost weight: 180g. Specifications: Material:Nylon for Shell + Metal Host Size: Approx.46x46x45mm/1.81x1.81x1.77inch Suitable for any 12V vehicle with displacement less than 2.5 Installation steps 1. Remove the negative power cord of the original car 2. Fix the negative power cord of the original car to the relay 3. Fix the relay to the negative pole of the battery 4. Connect the red wire to the positive pole of the battery Installation warning: Do not connect the positive and negative poles in reverse, otherwise the motherboard may be burned. Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Car Battery Breaker 2x Remote Control 1x Battery Clip 2x Copper Sheet 1x Control Line