Microtek HEAVY DUTY 1550 (12V) DG Square Wave Inverter vs Golander GL-300P Pure Sine Wave Inverter comparison

This is a solid made pure sine wave inverter with 110v ac output for us. It has two us output sockets for convenience. The total output wattage for continuous running is 300w, which is good for laptops, pads, cell phones, tvs, cookers, led lights. Specifications: dc voltage: 12v; voltage range: 10-15v dc; no load current draw: efficiency: > 85%; dc connector: cables; ac voltage: 110vac; continuous power: 300w; surge power: 600w; waveform: pure sine wave; frequency: 60hz; ac regulation: 3%; low voltage alarm: 10dc±0. 5v; low voltage shut down: 9. 5dc±0. 5v; over load: shut off output; over voltage: shut down 15. 5v; over thermal: shut off output automatically; fuses: short circuit; working temperature: between -10 °c and +50 °c; working humidity: 20%~90%rh non-condensing; storage temperature: between -30 c°c and +70 °c; start: soft start ; cooling ways: cooling fan; total harmonic distortion (thd): machine size: 240x175x95mm (9. 4x6. 9x3. 7inch); packing size: 355x230x160mm (14. 0x9. 1x6. 3inch); net weight: 2. 1 kg (4. 6 lbs); gross weight: 3 kg (6. 6 lbs); packing type: carton packing we will ship the order to the lower 48 usa states only. For other states such as alaska, hawaii and puerto rico, please contact us