Operation:1.please only install this light in the places with enough direct sunlight in order to charge the light during daytime.2.Drill a hole on proper position.3.Insert the expansion pillar-hinge into the hole.4.Fixed on the wall with screws.5.Then hang the lamp to corresponding screw and push down. Specifications:Li-ion battery: 4.2V 4000mAhSensor range: 90-120 degreesLED QTY: 50LEDSolar panel: 1.8W, 17% of efficiencySolar charging time: 8-12hIP Rating:IP65Functions:1.light control modeDuring the daytime,the light absorbed solar energy.Light up at night,It will automatically turn off at dawn2.Dim light modeIt will automatically turn on dim light at night, when people come close about 2-4m, it will turn on bright light for 30 seconds then automatically turn to dim light mode. 3 Light sensor and motion sensor It will automatically turn on the internal sensor at night .When people in the sensing range, the human sensor automatically turn on.be off within 30s after you walk away over the sensing range.Package included:2*Solar sensor light2*User manual4*Expansion pillar-hing4*Screw