Feature: 1. SPECIFICATIONS: Pure sine wave inverter board, DC to AC, output power of 3000W, working efficiency of about 95%, stable and reliable. 2. CIRCUIT PROTECTION: With high low voltage, fault prompt, high temperature, overload and short circuit protection to ensure safe operation. 3. ALUMINUM BODY: The inverter board uses aluminum body, which is corrosion and oxidation resistant, and has good heat dissipation effect. 4. STABLE STRUCTURE: Isolated grounding neutral wire and firm structure enable the inverter board to withstand harsh operating environment. 5. WIDE APPLICATION: Can charge various electrical appliances, such as laptop, mobile phone, digital camera, fan, music player, air conditioner, etc. Specification: Item Type: Inverter Board Wave Type: Pure Sine Wave Output Power: 3000W Peak Power: 6000W Output Voltage: AC220V Frequency: 50Hz/60Hz Working Efficiency: About 95% Use: Suitable for inductive loads, such as refrigerators, freezers, electric drills, etc. Home backup power supply, suitable for sensitive electronic products and household appliances. Suitable for vacation, work travel and camping. High power field effect transistor with strong driving capacity.. Package List: 1 x Inverter Board1 x Switch