1.Warm/White light color for you to choose 2.HIGHER POWER EFFICIENCY: high power efficiency, the energy conversion rate can be up to 16%. 3.LIGHT SENSOR: integrated light sensor, it will automatically turn on in darkness or at night, and turn off when in daytime or bright area. 4.LONG WORKING TIME: with 8pcs/20pcs LEDs its brightness is up to 40lm, built-in 600mAh rechargeable battery, it only needs 6-8 hours to be fully charged and can last for 8-10 hours working time. 5.PROTECTION DESIGN: external waterproof switch, instead of pinhole switch, makes operation easily,IP65 waterproofness and stainless steel material make it suitable for outdoor use. It can effectively isolate the water and mist.