Feartures: 1) Wireless communication 433/462MHz 2) 6-grade power search 3) Wide voltage input(22-50VDC) * DC voltage input:22~50VDC * Second level power variable voltage conversion. 4) High-frequency two-way and one-way grid function * High frequency direct modulation, AC half wave synthesis; 5) Kinds of frequency output function * It can apply to 50Hz and 60Hz frequency of AC * Frequency range: 45Hz ~ 64Hz; 6) Directly connected to the solar panels(do not need to connect the battery) 7) AC 0 angle with high precision auto-detection--- AC switching: 50Hz / 60Hz. 8) Synchronous High-frequency Modulation Synthetic way: MOSFET full-bridge; 3. High frequency: 50KHz. 9) Pure Sine Wave Output---Use SPWM directly to make pure sine wave output. 10) Power Automatically Locked (APL) * Automatically powers locked in maximum power point, made output more stable. 11) Constant Current, Constant Power * Constant current and output power, without any overload, over-current phenomenon. 12) Exactly and timely automatic Island Effect Protection 13) High-Frequency High Conversion Rate---Adapt high frequency converter, the output more efficient. 14) Maximum Power Point Tracking (MPPT)---high-precision (MPPT) operation power. 15) Stack using---Such as: 4 micro inverter of 260W stacking can achieve 1040W. the number of the stacking is unlimited. 16) DC input---Input voltage range: 22V to 50V,PV Panel:  17) AC output---220VAC: 180V - 262V, 50HZ; 110V AC: 80V - 160V, 60HZ.