D5L Solar LoRa It's suitable for IoT applications such as smart cities, agricultural monitoring, smart homes, industrial control,hiking expeditions, emergency networks,security systems, and wireless meter reading, providing developers with a more efficient and flexible development experience. Solar-powered : With 5W solar panel built in battery slot.Can accommodate up to 4 18650 batteries.( Note: This link does not include batteries, you need to purchase them yourself!) No chargers, outlets, or hassle, this solar-powered Meshtastic node ensures reliable off-grid communication whenever you need it. Built-In GPS Tracking: Integrated GNSS module with GPS. Offers reliable accuracy in mountains, forests, or fast-moving vehicles.Compatible with the Meshtastic GPS system for dependable off-grid navigation. 360°Adjustable Bracket:360° adjustable mounting bracket the angel of maximal sunlight exposure, You can mount the solar panel anywhere, Then get plenty of sunshine and Keep your Solar Panel with direct sunlight. Color: Black Material: Plastic+Metal Specification: 915MHz Package Contents: 1 * D5L Solar Node Kit 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.