Features: 1.Diverse Applicable Scenarios:When threatened,pull the pin and emit a loud 130dB siren to deter stalkers or wild animals and attract their attention. It is also an excellent device for the elderly call for attention in medical emergencies,for kids in danger to seek help,for people who get injured or stuck in an elevator. 2. Rechargeable Alarm:Equipped with a built-in 130mAh rechargeable lithium battery and low battery prompt,so you can recharge in as little as 60minutes. If the alarm is in low battery,the LED light will flash three times and makes beeps. The siren can run continuously for up to 70minutes. You can use the provided Charging Cable for fast charging. 3. Simple Operation:Pull the pin out from the top to activate 130dB loud siren and deactivate it by placing the pin back into the top of the device. Press the back button once to switch to LED light,a second time to switch to the strobe light,a third time to turn off. 4. Two-way Alarm:Can also be used as a flashlight,simply press the button on the back once to help light your way when its dark 5. Portable for use:The alarm is stylish,slip-resistant,impact resistant,easy-to-use and portable to carry. It can be attached directly to your keys,waist,carry bag and more by using the included carabiner. Specifications: Product Type: Personal Safety Alarm Material: ABS Colors Available: Black, White,Pink,Blue Alarm Decibel: 130dB Battery: 3.7V 130mAh rechargeable lithium battery Low Battery Prompt: 3.3V Charging Interface: Type C USB charging Indicator: Charging: Flash Red Light; Fully Charged: Steady On Green Light Charging Time: 1Hr Alarm Duration: 70 minutes Lighting Time: 240 minutes Flashing Time: 300 minutes Alarm Frequency: 2.9~5KHz Standby Current: 10uA Flashing Current: 30mA Lighting Current: 55mA Item Size: 100*31*13.5mm Item Weight: 28g Package Contents: 1 x Personal Safety Alarm 1 x Carabiner 1 x Type C Charging Cable 1 x User Manual