Over current Protection. OVP: Over Voltage Protection. OTP: Over Temperature Protection. SCP: Short Circuit Protection. Light and portable,this product is easy to carry and use as a replacement,small size ensure good quality performance. Warning: Please check the socket size, power consumption, polarity of the device to make sure the product fit before ordering, or it may not work or cause problem. Car Adapter for Peak PKC0BU4 PKCOBU4 4.3" Wireless Back-up Camera Power Cahrger What You Get: 1 x Replacement product. Car Adapter for Peak PKC0BU4 PKCOBU4 4.3" Wireless Back-up Camera Power Cahrger