1、ASK FOR HELP: The elderly carry or keep an alarm by their bed at night. If they can not solve the situation by themselves, they will trigger the alarm to ask for help. 2、ELDERLY CARE: It can also improve the sense of security of the elderly, strengthen the care services of family members and caregivers to the elderly, and help the elderly better cope with emergencies. 3、SELF PROTECTION: The safety alarm is a small, loud, bright sound portable self protection device that can spook attackers and alert others to emergencies. 4、LIGHT: When come off work, if someone follows you, you can trigger the alarm or use the light function to attract the attention of nearby people and get help in time. 5、EASY TO USE: The product is simple to use. When encountering an accident, you only need to pull the column at the beginning to make an alarm sound. 1 x Safety Alarm1 x Instruction Book1 x USB Cable Item Type: Safety AlarmMaterial: ABSApplication: The elderly carry or keep an alarm by their bed at night. If they can not solve the situation by themselves, they will trigger the alarm to ask for help.Built in lithium ion battery: 150mAh (shipped with built in battery)