D5L Solar LoRa It's suitable for various 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 will 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 ensure the angel of maximal sunlight exposure, You can mount the solar panel anywhere, Then get plenty of sunshine and Keep your Solar Panel charged with direct sunlight. Color: Black Material: Plastic+Metal Specification: 915MHz Package Contents: 1 * D5L Solar Node Kit