【4G Connectivity】Utilizes advanced 4G communication technology for reliable and fast data transmission 【Solar-Powered Tracking】Features solar charging capability, ensuring extended battery life and reducing the need for manual recharging 【Multi-Charging Options】Equipped with solar charging, TYPE-C port, and magnetic charging for versatile power replenishment 【Flexible Activation】Offers multiple power-on methods including button activation, charging activation, and solar-sensing automatic power-on 【High-Capacity Battery】Incorporates a polymer battery supporting up to 20000mAh for long-lasting operation 【Compact and Portable】Designed with a compact form factor, making it easy to attach to livestock or equipment 【Waterproof Design】Built to withstand outdoor conditions, suitable for tracking livestock in various weather conditions Specifications: Model: Q19 Communication Standard: 4G Charging Methods: Solar charging, Type-C port, Magnetic charging Power-on Methods: Button, Charging, Solar-sensing Battery Type: 15000mAh Polymer battery Device Dimensions: 100x75x45mm Device Weight: 344g Total Weight (1 Set): 575g Note: You need to insert a SIM card (not included) to use it!