... 25kg TypeMono/poly-crystalline siliconSolar cellWp:250mWVp:2.5VVp:100mABatteryNi-MH (800mAh)rechargeable batteryLED LightQty:6pcsColor:amber,blue,green,red,whiteAdvantage ... shockproof, it is a life time product with replacement of battery possible.*Twinkling colors, Red, White, yellow, blue, and green available ...