Smart ultraviolet light, you can use it to scan wherever you want just press the switch. For baby products, makeup tools, laptops and door knobs, perfect guardto create a sanitary environment for your family. Features: Smart UV light will be automatically turned off if body gradient is greater than 15 degrees, which prevent children's wrong operation. 3 minutes auto power off when there's no any operation, energy saving. No mercury and radiation. Pocket design, you can use it to scan wherever you want just press the switch. Rechargeable design provides flexible power supply methods. Suitable for daily necessities, such as phone, elevator button, baby product and more. Perfect for both home and travel. Note: 1. Avoid irradiating skin and eyes directly. 2. Long press the switch to work if operation degree is greater than 15. 3. Keep away from kids for safety. Specifications: Color: white Material: ABS Wavelength: 275nm Light Lifespan: 20,000 hours Light Power: 7MW Using Distance: 2cm Charging Time: 3 hours Working Time: 4 hours Standby Time: 7 days Built-in Battery: 3.7V 1000mAh lithium-ion polymer battery Item Size: 4.7 * 2.0 * 12.9cm / 1.85 * 0.79 * 5.08in Item Weight: 64.6g / 2.28oz Package Size: 15.6 * 9.5 * 3.2cm / 6.14 * 3.74 * 1.26in Package Weight: 149g / 5.25oz Package List: 1 * UV Lamp 1 * USB Cable 1 * User Manual (English)