Product description Maximum Efficiency Rugged industrial design As stable as grid-power Fit for various batteries Pure copper wire Silent &Fast cooling fan LCD Display All Round Protection TiPS & Precaution 1. This is applied for DC 12V, not for 24V. Only connect it to 12V battery. 2. Do not connect the battery cable wrongly, connect red one with positive terminal and black one with negative terminal. 3. Do not turn on it when it's connected with battery in charging. 4. Do not power electric appliances exceed 2500 watts. 5.
keep it in cool and dry environment.