Wide Application: The battery jumper starter is suitable for use with minicars, golf carts, camping lights, lawn mowers, fishing boats, and outdoor power needs. Adapter Compatibility: Compatible with Milwaukee M18 Lithium-Ion series batteries, including models 48-11-1812, 48-11-1815, 48-11-1820, 48-11-1828, 48-11-1835, 48-11-1840, 48-11-1850, 48-11-1852, 48-11-1860, 48-11-1862, 48-11-1865, and 48-11-1880. Instructions: 1. Connect the red battery clip to the positive terminal (+) of the vehicle battery and the black clip to the negative terminal (-). 2. Insert the battery into the adapter and ensure it is securely locked. 3. Start the vehicle and remove the clamps in the correct sequence. Do not reverse the connection or disconnection order. Note: Check the battery charge before use; it is recommended to have at least 50% charge. If the first start attempt fails, wait a few minutes before trying again. After successful ignition, disconnect the device within 30 seconds to avoid potential safety risks. Caution: Do not reverse the jumper starter connections. Use with care and avoid overloading. Verify the power requirements of your device before use. This jumper starter does not convert or step down voltage. The design of the cable clamp interface may vary slightly between batches, but this does not affect functionality. Color: Red + Black Material: ABS Package Contents: 1 x Car Jump Starter Adapter Note: Other items not included. Note: Lighting and screen settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.