1. Color description: Orange means the environment is dry; Green represents a mild environment; Blue represents a humid environment. 2. Ultra-wide-angle and ultra-high contrast: Screen-to-body ratio is about percent 90 + Large viewing angle (approximately 150 degrees), easy to read the display data 3.34 inch screen, large screen easy to read 3. Remind the comfort zone: Please adjust the electrical appliances in time According to the information of the comfort zone and the house environment, other environmental protection appliances can be turned on at the right time to keep the indoor climate comfortable and pleasant 3. Flexible placement: two options According to the use environment, choose magnetic or vertical placement (Built-in tiles, which can be pasted anywhere in the house). 4. Battery life: Applicable for 6-12 months One CR2032 button battery 6-12 months continuous care 5. More life scenarios: 1. Put it next to your child: Always pay attention to the information of your baby environment, and give your baby the best care. 2. Put on the bed: Temperature and humidity create a comfortable sleeping environment and spend a good day. 3. Put it near the closet: The four seasons of spring, summer, autumn and winter change cold and warm. 6. Working voltage: 3V 7. Display mode: LCD 8. Time system: month/day-00:00 (12/24H system) 9. Humidity measurement range: percent 10-99 10. Temperature measurement range: -9.9 degrees Celsius -60 degrees Celsius 11. Product size: 70x70x14mm 12. Product net weight: 70gSpecification: Package Weight One Package Weight 0.09kgs / 0.21lb One Package Size 8cm * 8cm * 2cm / 3.15inch * 3.15inch * 0.79inch Qty per Carton 500 Carton Weight 46.00kgs / 101.41lb Carton Size 42cm * 42cm * 42cm / 16.54inch * 16.54inch * 16.54inch Loading Container 20GP: 359 cartons * 500 pcs = 179500 pcs 40HQ: 835 cartons * 500 pcs = 417500 pcs