The lamp get extra safe in unhealthy weathers of rain, wind and snow. It is mostly a more in-depth reply for landscaping your environment by way of illuminating flag, tree, garden, yard, patio etc. Please Note: 1 the sunshine for 1-2 sunny days earlier than first use. 2 working hours for this product can be shortened during wintry weather or wet season since the solar lighting fixtures are very weather sensitive. three verify the change is below "1" or "2" reputation simply so the light can be charged normally. four the floor is just too hard, don't twist or hammer it with force. Try to melt the floor with water and then insert into the ground. Specifications: Waterproof level: IP65. Charging Time: about 8 hours. Working Time: about 8-12 hours. Luminance: 200lum. Battery: Rechargable lithium battery three 2200mAh. Solar panel: 5 / 1 Main Material: Plastic ABS Power Source: Solar-Powered Weight: 370g LED: nine RBG Package includes: 1/2/3/4* Solar Lights