Name: three-channel electronic timer
item No.: 370
Size: appearance 66x88x13mm screen size 40x44mm
Weight: gross weight 73g (including white carton packaging net weight 55g
Color: white gray, white black, etc. (remarks allowed)
Battery: 2 1.5V lithium batteries (L1154)
Sound: "beep" sound, using buzzer sheets as the sound source, the sound is small, suitable for use in quiet environment;
Product Patent No.: 200830252269.4
Product features and functions:
○ structural features: large window with three rows of display; Back with bracket and magnet, it can be placed vertically and pasted on metal;
○ clock function: hour, minute, second, AM/PM (morning/afternoon) display, 12-hour system;
○ stopwatch/positive timing function: positive timing in 1% (1/100) seconds, the maximum positive timing time is 99 hours 59 minutes 59 seconds, positive timing cannot be pre-set timing time, and there is no alarm function; positive timing can be paused;
○ countdown function:
1. The countdown of 1-3 groups can be carried out independently, and the countdown of 3 groups at different times can be started at the same time. After the countdown is completed, there is a 1-minute voice reminder, and the countdown can be paused;
2. After the countdown is completed, each channel calculates the time after the countdown of the channel according to the positive timing;
3. With memory function, the countdown time set by each channel will not disappear before resetting the time, which is convenient for repeated use;
4. The three channels can set different countdown time respectively, and the three channels can start countdown at the same time or separately;
5. Countdown and positive timing (stopwatch) functions can be used at the same time;
6. Countdown time range: 1 Second-99 hours 59 minutes 59 seconds.
The following briefly describes the operation methods of the positive timing (stopwatch) and countdown functions:
(For more information about other functions, see the instructions or study and master them by yourself)
I. Usage of positive timing (stopwatch) function:
1. In the clock interface, the second and third rows are positive timing (stopwatch) display screens, the second row displays 0.**seconds, and the third row displays hours, minutes, and seconds;
2. Press the START/STOP key to START the positive timing, press the START/STOP key to pause, and then press the START/STOP key to continue the positive timing; After the positive timing is completed or paused, press the CLEAR key, CLEAR the positive timing time. When the positive timing is in progress, pressing the CLEAR key does not work;
3. During the positive timing process, you can press the CLOCK/TIMER key to enter the countdown interface to operate and use the countdown. On the positive timing (stopwatch) interface, you can see the status of the channel that is in progress and has been counted down.
2. How to use the countdown function:
1. Press CLOCK/TIMER to switch to the countdown interface;
2. If you only need to perform a set of Countdown, press T1 (or T2, T3, the same below) for two seconds, the first row "0:00:00" flashes, press HR, MIN, the SEC key can be set in hours, minutes, and seconds respectively. Press the T1 key to confirm, press the T1 key to start the countdown of the channel, and then press the T1 key to pause (the CLEAR key cannot be pressed in the pause state, otherwise, the countdown time will be cleared); After the countdown is completed, the channel flashes, and the countdown time will be calculated according to the positive timing, and the sound will remind one minute; press T1 to stop the alarm sound and stop the positive timing. At this time, the screen displays the time after the countdown and flashes; Press CLEAR to return the channel to the initial 0:00:00 state; if you need to repeat the countdown, press T1 to display the preset countdown time. Press T1 again to count down again.......
3. If you need to START the countdown of two or three groups at the same time, set the countdown time of T1, T2 and T3 channels respectively according to the above setting method, and press the START/STOP key, the countdown of each channel starts at the same time. After the countdown of each channel is completed, the time after the countdown is displayed. After the countdown is stopped, press CLEAR to CLEAR each channel separately; Then press START/STOP, the preset countdown time of each channel can be recalled again, and the countdown of each channel can be started separately by pressing each channel key (T1, T2, T3);
4. If you need to count down 2 or 3 groups of time, the start time is not at the same time. After setting it separately, press each channel key to operate separately, and each channel does not affect each other.
Button description:
t1, T2, T3: channel key
HR, MIN, SEC: time setting key
CLEAR: CLEAR key
START/STOP: START/STOP key to control 1-3 channels
CLOCK/TINER: Mode Key
