1. Material: ABS+Silicone 2. Battery: 150mAh lithium battery 3. Alarm volume: above 120dB 4. Alarm time: more than 1 hour 5. Charging time: 40 minutes 6. Full power standby: 2 years 7. Working voltage: 4.2V 8. Working current: 20mA 9. Dimensions: 67x41x21mm 10. Weight: 28g
Features: 1. Wide range of applicability, can be used by the elderly, children and women 2. Lanyard design, can be carried on bags, keys, school bags, wallets and other personal items 3. When you encounter danger, you only need to pull off the latch, and you can sound a 120 decibel alarm 4. Pull three times in a row to switch the siren 5. Simple operation, easy to use
