1. High quality LifePO4 battery, more than 2000 cycles. 2. Use brand-new 5050 high luminous efficiency lamp beads, excellent lumen value, high brightness, no fading spots, uniform illumination, and long service life. 3. Long rainy lasting days for 3-5 rainy days. 4. Light Control + Time control. 5. ALS to achieve all night lighting when weather change. 6. TCS to protect the battery charging and discharging in high temperature. 7. Bluetooth app mobile control function available. 8. Applications: Garden/ Park/ Street / Highway/ Parking Lot/Sidewalk/Square.