Main Material:Plastic Upgraded Solar Panel: 2V 100mA Upgraded LED Brightness: 15 Lumen Upgraded Dual LED Color: White LED quantity per Light: 1pc Battery Rechargable: Yes Battery Type: Ni-MH Battery Size: AA Battery Capacity: 600mAh Battery Voltage: 1.2V Waterproof Level: IP44 Weather resistency: Yes Package:one set of 2pcs in one color box with drop protection inside. Suitable for Vinyl Posts Caps sizes:3.5x3.5, 3-3/4X3-3/4, 4x4 ,4.5x4.5, 5x5. Weather resistancy Weather resistancy:Made from durable weather resistant materials Waterproof:Professional design to prevent water from entering light housing. Clean Energy Feature: Clean Energy:Charged by sun,solar powered. Enrivonment friendly:No wire required,no electricity needed. Auto On/Off:Automatically turn on at dusk and off at dawn Energy-saving LED Energy-saving:LED lighting source with high efficiency and lowest power consumption. Helpful tips for you: 1.Turn on before installation:Remove the isolator tab to activate on or switch to on position. 2.Installation:Use four screws to fix and hold the light on the post completely and firmly while installation. 3.Direct sunlight:Make sure the solar panel of the light is placed in an aera receiving direct sunlight. 4.Keep solar panel clean:It is important that solar panel is kept clean,A dirty panel may prevent the activation or keep the lights from fully charging.To prevent this,please regularly and gently wipe the panel off with a damp cloth or rag. www.amazon.com/dp/B07BJNGT81