Stopwatch Function Overview and Operation:

 6.Frequency Meter Function: has999The sub-frequency meter function is a great helper for measuring frequency in various sports such as swimming training, rowing, and paddling. Select three movements for measurement, and the meter will automatically calculate and display the frequency of the movements.FThe item displays, the first three frequency memories can be remembered and retrieved.Calculation formula: Action frequency (")F）=180Seconds/Three-movement duration

7.门球表功能：The mode is suitable for the sport of doorball, with the ability to serve.10Seconds and the whole court30Minutes left in two groups' countdown, the remaining time of the entire game is15Minute10Minute5Minute3Second2Second1Second sound prompt; the remaining time for serving is3Second2Second1Second sound prompt.

8.Time-zone difference feature: With the synchronized and accurate display of time and time zones for two locations, it is specially designed for fans from various countries and is convenient for travel abroad.Note: The time zone adjustment is set based on the principle of 'east plus and west minus'. For example, Beijing is in the East 8 time zone, Tokyo is in the East 9 time zone, and Bangkok is in the East 7 time zone. Add one hour to the east or subtract one hour from the west, and the setting of other time zones is similar.

9.Alarm function (1):It has two independent alarm functions with the same adjustment method.(1）. PressAKey to openON）SlashCloseOFFAlarm function.(2）.Long pressBKey3Second, enter the alarm minute setting state.(3）. PressAPress to increase the setting value.CKey Switch to HoursSlashMinute setting item.(4）PressBPress the key to exit the setting state and enter the display state.(5）.PressDPress the key to exit this mode and enter the next timer alarm mode.

Timed Alarm Function (Part 2):Adjustment method is the same as the alarm clock (1). Press DPress the key to exit this mode and enter the next time and calendar setting mode.

【Purchase Terms】

Dear Buyer, please read the following notes before making a purchase to avoid any unnecessary misunderstandings.

I. Credit: All products sold by our store, unless specifically noted, are brand new and fresh products. Please rest assured to purchase all goods. What is introduced is what it is, and we will never deceive customers by substituting inferior products for superior ones or by using fake goods to replace genuine ones. We stand by what we say and will not go back on our word.

II. Merchandise: To ensure that you can truly see the goods, all items are photographed in person. We guarantee that the merchandise you purchase will match the pictures. When browsing the pictures of my precious items, please also carefully read the introduction. For any performance, parameters, etc., introduced, we will not respond. The price of all merchandise in our store is also not subject to any form of negotiation (except for wholesale).

3. Payment: All goods sold on our store are paid through Alipay. If a buyer has not completed payment after placing an order, they must do so before the transaction automatically closes, which is within 7 days. If there are any other reasons, please inform us in time so that the goods can continue to be sold. If payment is made before 4:00 PM, the goods will be shipped that day; otherwise, they will be shipped before 11:00 AM the next day. For goods selected for courier delivery, the buyer should confirm the receipt within 3 days after the goods are received (the date of receipt on the web page is the standard). For goods selected for logistics, if the buyer has not received the goods within 10 days, please actively contact me. For goods selected for regular mail, if the buyer has not received the goods after 15 days, please leave a message on Alibaba or call me to explain, and I will help you check it. I will also give feedback based on the actual situation.

Transportation: I will do my best to carefully package the goods, so please rest assured. I guarantee the shipping time. After the buyer successfully pays, the goods will be shipped within 24 hours for express delivery, and within 48 hours for logistics and regular mail. However, the arrival time cannot be guaranteed due to the buyer's location and other reasons. Generally, express delivery goods will arrive in 3 days, logistics goods will take about 7 days, and regular mail will take 7-14 days.

After-sales service: We do not accept any negative or neutral reviews. If you are not satisfied with the product, you can choose to return the product for a refund or exchange. (For any returns or exchanges caused by product quality issues, I will bear all the return shipping costs. If it is not due to product quality issues, you can also return the product for a full refund without any conditions or reasons. The buyer only needs to bear the return shipping costs.) Please check the packaging and seal for damage when you sign for the goods. If the packaging is damaged or the seal is broken, please do not sign. Open the packaging immediately and check the goods to see if there are any damage or loss. Otherwise, the losses will be borne by the buyer themselves. I believe as long as the buyer and the seller understand each other and negotiate well, there is no problem that cannot be solved.

Six, the prices of our merchandise are all ex-tax prices. `If you need an invoice, you must add 5% to the total amount of the goods.'

【post资说明】

Many customers may have just bought something on Taobao and thought that the shipping fee was being charged by us, but that's not the case. The shipping fee is collected by the courier company when we send the items to our customers. We declare that we do not extract any money from it. The following is an introduction to the shipping fee situation of each courier by the shop owner:

Postal EMS: 22 yuan/500 grams. The surcharge for excess weight is 10 yuan/jinchu. The delivery time is 2-5 days.
SF Express: 20 yuan/kilogram, the surcharge for excess weight is 10 yuan/jinchu, and the delivery time is 1-2 days (for customers who need urgent delivery)
ZTO Express: 10 yuan/kilogram, the surcharge for excess weight is 5 yuan/jinchu, and the delivery time is 2-4 days.
ShenTong Express: 10 yuan/kilogram, the surcharge for excess weight is 5 yuan/jinchu, and the delivery time is 2-4 days.

In the Jiangsu, Zhejiang, and Shanghai region, the shipping fee is 5 yuan per kilogram, and the surcharge for excess weight is 3 yuan per 500 grams.