The Tether Tools SDA126 ONsite Ac Power Supply Car Adapter is a versatile and reliable accessory designed to provide convenient power on the go by connecting a D-Tap Ac power supply to a vehicle s 12V socket. It enables users to charge multiple devices such as laptops, camera batteries, smartphones, and lights directly from their car. Compact and portable, it is ideal for travel, outdoor shoots, and fieldwork, offering dependable power support and efficient multi-device charging for photographers and videographers.