<p>Matters needing attention (buyers must see)</p><br/><p>The product has just been received, you must first turn on the flashlight to discharge, and then charge the product for more than 4 hours, and then start the car, because the product is empty. This operation can prolong the service life of the product!</p><p>Do not discharge and charge at the same time.</p><p></p><p><br/></p><br/><br/><p>Please pay attention to this note:</p><p>1. Please charge after receive jump starter.</p><p>2. Charge every 3 months, low power may fail start.</p><p>3. Charge phone tablet only occasionally. efficiency is about 50%.</p><p>4. The charge speed or discharge speed will be fast during the last 15% power of the jump starter.</p><p>Please do not worry about these problems. This is the characteristic of high-rate lithium batteries, and it will not affect product quality and normal use.</p>