Feature:             1. SAFE OPERATION: The micro inverter can independently control each component in parallel, minimize potential safety hazards, and ensure safe and reliable operation.  2. WITH INSTRUMENT: The solar inverter has built in high accuracy instrument, you can see the working status of each component, which is efficient and durable.  3. HIGH EFFICIENCY: This solar micro inverter can achieve maximum power point tracking to maximize the overall output power with high MPPT efficiency.  4. WIFI AND APP CONTROL: Can be operated and monitored through WiFi or mobile APP, which is convenient to operate and greatly improves the overall work efficiency.  5. EASY INSTALLATION: This solar inverter controller has a compact structure, can be installed directly behind the module or on a bracket for easy maintenance.                      Specification:        Item Type: Solar Inverter  Model: GTB 400  Maximum Input Power: 400W  Power Tracking Voltage: 22-50V  Start Voltage: 22-55V  Maximum DC Short Circuit: 20A  Maximum Input Working Current: 13A  Ambient Temperature Range: -40-60& 8451;  Waterproof Grade: IP65  Communication Method: Wireless Mode  Power Transmission Mode: Reverse transmission, load priority