1. Make Sound And Light,Tamper Alarm,Solar Powered 2. 3 Alarm Ringtone, 1-60min Alarm Time 3. Tamper Alarm, More Secure, Built-In Tamper-Proof Device On The Back 4. Ipx5 Waterproof, Installed Outdoors And Used In 5. Polysilicon Solar Panel, High-Efficiency Photoelectric Conversion Description: 1. Support alarm duration setting 2. Support tamper alarm 3. Low power consumption, 20+ days of standby time 4. with battery 5. Can be with solar energy 6. Power supply: USB power supply (5V / 1A) 7. Battery-powered (18650 battery) 8. Power interface: Type-C 9. Wi-Fi type: 2.4GHz 10. Wireless protocol: Zigbee 3.0 IEEE 802.15.4 11. Wireless range: 45m 12. Working current: 700mA 13. Standby current: 2.5mA 14. Type of alarm sound: 3 15. Maximum alarm sound: 95dB@1m; 90dB@ 16. Bluetooth version: Bluetooth 5.0 17. Waterproof grade: IPX5 18. Working temp: -10°C ~ 60°C (14℉ ~140℉) 19. Working humidity: 0% ~ 90%RH (no condensation) 20. Storage temp: -25°C ~ 70°C (32°F~122°F) 21. Storage humidity: 0% ~ 90%RH (no condensation) 22. Product size: About 200mm x 150mm x 66mm 23. Solar panel size: About 132mm x 62mm Note: NAS-AB06B do not want batteries, shipping does not include 18650 batteries Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:As Shown Material:ABS Package Contents: 1x Audible Alarm 1 Set x Screw Installation Tools 1x Data Cable 1x English Instruction Manual 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.