【No WiFi & No Electrical Power Needed】If you need an outdoor security camera for a place with no Wi-Fi or wired power, the 4G LTE solar security camera is a wise choice! This cellular security wireless camera can work anywhere with 4G LTE coverage. No need to worry about Wi-Fi or power at locations such as barns, farms, ranches, construction sites, vacation homes, warehouses, and RVs (The 4G camera doesn't support Wi-Fi connection). 【Built-in SIM & Compatible with Major U.S. Carriers】Includes an EIOTCLUB 4G LTE SIM card (U.S. only; compatible with AT&T, T-Mobile, Verizon) with a 7-day unlimited trial. Only the built-in SIM supports operation; after the trial, a subscription must be made ($19.9/month–$169.9/year) to continue cellular service. Please ensure the installation site has 4G coverage. A 30-day cloud storage trial is also included. 【Solar Powered & True Wireless】Our 4G lte security camera achieves true wireless connectivity, totally cordless. With a built-in large capacity battery and a 6W solar panel, the camera keeps working as long as there is sunlight. The camera must be fully charged using the power cable for the initial charge before powering on; thereafter, the solar panel may be used for long-term power.