Isn't that what he said??johndoe1025 wrote:we start dead flat merecedes' with a small 17 amp i think lead acid battery. a very small battery will start something pretty big. if you want to get the battery charging, thake of the negative lead to the battery, and clamp the positive on the jumper to the battery, the negative to the lead. start car, while its running slip the lead back on to your super flat shity battery, while the jumpers still connected, bam, it starts charging.