Company News

This article announces that Sunfree Lighting's Vertical Hanging Solar Street Light has been awarded the IDEA 2025 Silver Award. It highlights the innovative vertical design that overcomes key limitations of traditional flat-panel solar street lights. The vertically suspended solar panels offer high-efficiency photoelectric conversion with 360° light capture, superior resistance to extre...

Modern Solar Lawn Lights harness sunlight for sustainable, cord-free outdoor illumination. Featuring robust die-cast aluminum bodies, high-efficiency monocrystalline solar panels, long-lasting LiFePO4 batteries, and energy-saving LEDs, they withstand harsh weather while providing adjustable, glare-free light. Advanced models include motion sensors and timers for automated operation. Ideal f...

The grid-tied vertical solar tube streetlight system features revolutionary perpendicular design that integrates seamlessly with light poles for zero-space installation. Its intelligent dual-mode power supply (prioritizing solar storage with automatic grid supplementation) reduces grid energy consumption by 40% while providing 72-hour emergency backup during extreme weather. Each unit funct...

In June 2025, SUNFREE launched its "Warm Sun Initiative," donating 32 high-performance integrated solar street lights to Jiangmen Social Welfare Home. Partnering with Beijing Institute of Technology (Zhuhai) and Wuyi University, this project addresses critical nighttime safety needs for elderly residents and children through off-grid solar technology. The energy-efficient lig...

In recent years, lawn lights in residential areas have gradually taken on a new form—appearing as minimalist art installations during the day and automatically emitting soft light at night. These devices, which require no wiring and zero electricity costs, achieve energy self-sufficiency through solar panels integrated into their body. 

Under the global trend of energy transition, solar streetlights are gradually replacing traditional grid-powered lighting, becoming a critical component of smart city development. However, as technology advances, how to make solar streetlights smarter, more efficient, and reliable has become a key concern for urban managers and project contractors. The emergence of D4i technology is providing i...

In high-latitude areas with low solar angles and long, harsh winters, energy supply has long been a critical challenge for residents and businesses. In recent years, driven by growing environmental awareness and technological innovation, a new type of vertical solar tube has emerged, offering a groundbreaking solution to energy shortages in these regions.

There is a wide range of energy storage options when it comes to the stationary power market. Some of these include compressed air, capacitors, flywheels, rechargeable batteries, and compressed air. These different energy storage options have their own advantages, each depending on their use and application. Below, we are going to compare two different battery chemistries: lithium-ion and lead ...

How can the vertical solar panel benefit outdoor lighting projects? Vertical solar panels offer significant benefits for outdoor lighting projects. They feature lower wind resistance and a minimal footprint, making them aesthetically pleasing and easy to integrate into various environments. Their columnar structure allows for 360° sunlight reception, maximizing energy generation with less ...