StrikeMaster Lithium 40V Power Adapters. With this adapter you can utilize the 40v battery to charge and operate a variety of electronic devices like fish locators and portable LED light kits. Specifications for StrikeMaster Lithium 40V Power Adapter: Manufacturer: StrikeMaster Size: One Size Features of StrikeMaster Lithium 40V Power Adapter 2 USB-A Ports (Output) 5v at 1A Maximum 1 USB-C Port (Output) 5v at 1A Maximum Universal Positive and Negative Terminals - (Output) 12v at 10A Maximum Lighted Master Power Switch The Average Amount of Times a Device can be Charged from One Fully Charged 40v Battery: Smart Phone: 8 Recharges - Tablet: 3 Recharges - Laptop: 4 Recharges - POV Camera: 250 Recharges Package Contents: StrikeMaster Lithium 40V Power Adapter StrikeMaster LFV-12VA: Lithium 40V Power Adapters