-S100 | WiFi Solar Data Stick Plug-and-Play, IP65 waterproof, Private server supported This product is easy to use; with simple configuration, it can achieve data collection and status monitoring of remote photovoltaic power generation systems, thereby helping users analyze the power generation efficiency and performance of the photovoltaic system, optimize system configuration and operation. This product can be used in scenarios such as residential, commercial and industrial, and energy storage photovoltaic systems. Key Features DB9 Interface Modbus RTU Conversion AP/STA/AP+STA Private Server Supported Watchdog: Hardware & software dual watchdog. 7 x 24h stable operation without downtime. Auto Re-connection: Automatically monitor connection status, reconnect once disconnect. IP65 Protection Designed for the outdoors, fearless of wind and rain Dimensions & Details Dimension: 117.5 x 75 x 25.1mm Power Supply: 5-24V DC Serial Port: 1 x RS232 Color: Black Material: plastic Package Contents: 1 x Solar Data Stick Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.