Hongba is Shenzhen Chengda photoelectric Co., Ltd.
High precision movement with humidity and humidity function. Suitable: you can rest assured in the office of the police office of the unit!
Functions and parameters:
1. The Gregorian calendar is automatically controlled for 50 years.
2. The week corresponds automatically, and the leap year, big month, and small month are automatically adjusted.
3. Perpetual calendar can only be used after being plugged in, (use a battery shows that it is troublesome and expensive to replace the battery in a few days). Perpetual Calendar has power-off memory function, inside
when the lithium battery is only powered off, the computer chip is protected to work normally, and the call time does not need to be re-proofread, which is very convenient and accurate to use.
4. Clock accuracy: less than or equal to plus or minus 3 seconds/month
5. Power supply: 110~220V/50Hz
6. Length of wire: If you need to lengthen, please communicate in advance. The external power cord is 1.5 m long (USB
type)
about receipt:
for glass products, check the appearance before receiving the goods. If there is any problem, please refuse to sign for it and contact our customer service! We will contact the courier and give it to you
bring good products.
About customization:
the company can customize products with LOGO printing according to customer requirements, and charge copy fee 300 yuan at a time.
About the foreign language version:
you can customize the foreign language version perpetual calendar according to customer requirements. For more information, see online customer service.

  After-sales hotline: 15372998567 13867913948