1. Working mode: Mode 1, charging and standby during the day does not work. Working at night. When sensing someone, the red and blue warning light flashes + the alarm sounds. Mode 2, charging and standby during the day does not work. Working at night. When sensing someone, only the red and blue warning lights flash. Mode 3, charging and standby during the day + induction work all day. When someone is detected, the red and blue warning lights flash + alarm sounds. Mode 4, charging and standby during the day + induction work all day. When someone is detected, only the red and blue warning lights flash. There is no alarm sound. 2. The red light is on when the machine is turned off, and the blue light is flashing when switching modes. 3. Switch mode: the flash blue light to start mode one, the second flash blue light to start mode two, the third flash blue light to turn off mode three, the fourth flash blue light to start mode four, the fifth flash red light Light off state. 4. Start the function one second after the function is turned on, and the alarm sound time is 20 seconds. Use of solar power Four working modes can be adjusted With waterproof function With body sensor function Built-in high-capacity battery Color: Black Material: plastic Package Contents: 2 x Alarm 4 x Nail Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.