1.85 inch Bluetooth Call Smart Watch, Support Heart Rate / Blood Oxygen | K66-WearableMaster
$42.51
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Why You’ll Love It?
The K66 smart watch combines a 1.85-inch full-circle display with Bluetooth calls, music and a built-in flashlight.
It supports more than 110 sports modes, heart rate, blood pressure, blood oxygen, sleep and smart reminders.
A 730mAh battery, Bluetooth 5.0 and 7–10 days of stated working time suit extended everyday use.
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WearableMaster'Opintion For Your Selection
WearableMaster'Opinion For Your Selection
-
730mAh Battery Endurance - 90%
90%
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1.85-inch Round Display - 86%
86%
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Bluetooth Calls and Music - 87%
87%
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Built-In Flashlight - 86%
86%
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110+ Sports and Wellness Modes - 87%
87%
Best Uses and Buyer Fit
Use cases: extended daily wear, Bluetooth calls, outdoor activity, flashlight access, multi-sport tracking and sleep review.
Best for: users who prioritize a large battery and rugged round styling together with practical communication features.
Benefits: the K66 combines a 730mAh battery, round 360 × 360 display, flashlight, Bluetooth audio and more than 110 sports modes.
Ideal buyer profiles: outdoor users, active commuters, long-shift workers and buyers who prefer fewer charging sessions.
Pros
- Large 730mAh battery offers a stated 7–10 days of working time
- Built-in flashlight adds practical value for outdoor and low-light use
- Bluetooth calls and music support everyday communication and media
- More than 110 sports modes cover varied activity routines
Cons
- The large battery and round case create a substantial wrist profile
- Frequent calls and high brightness can shorten battery duration
- Wellness readings are intended for personal reference
K66 Round Display and Hardware
The K66 uses a Realtek 8773EWE-VP control chip, 128MB flash memory and a 1.85-inch full-circle screen with 360 × 360 resolution. A built-in flashlight adds practical illumination for daily and outdoor use.
Bluetooth Calls and Music
Bluetooth 5.0 supports calls and music through the integrated speaker. The watch also provides call notifications, message reminders, weather, alarms, a stopwatch, remote photography and sedentary reminders.
Large Battery Profile
The 730mAh battery offers a stated working time of about 7–10 days and standby time of about 40 days. Therefore, it is designed for users who prefer less frequent charging.
Sports and Wellness Functions
The watch records steps, distance and calories and supports more than 110 sports modes. It also includes heart rate, blood pressure, blood oxygen and sleep monitoring for everyday personal reference.
Q & A
1.85 inch Bluetooth Call Smart Watch, Support Heart Rate / Blood Oxygen | K66-WearableMaster
| Detail Specs | K66 |
|---|---|
| Model | K66 |
| Function | Bluetooth call/Bluetooth music (super clear sound quality), weather display, heart rate detection, blood pressure detection, blood oxygen detection, time display, step counting, calories, distance, sleep monitoring, power on/off display, stopwatch, multi-sports mode, call notification, message reminder, multi-language push, alarm reminder, remote photo taking, sedentary reminder |
| The bracelet supports multiple languages | English, Chinese, Japanese, German, French, Spanish, Arabic, Russian, Ukrainian, Russian, Portuguese |
| Bluetooth version | 5.0 |
| Main control chip | Realtek 8773EWE-VP |
| Memory | Flash 128MB |
| Screen resolution | 360x360 |
| Heart rate | 3918 |
| Speaker | 1306 |
| Battery capacity | 730 mAh |
| Standby time | about 40 days |
| Working time | about 7-10 days |
| 12 Motor | built-in, vibration reminder |
| Screen size | 1.85-inch AMOLED low-power full-circle screen |
| One Package Weight | 0.14kgs / 0.30lb |
| One Package Size | 17cm * 11cm * 3cm / 6.69inch * 4.33inch * 1.18inch |
| Qty per Carton | 80 |
| Carton Weight | 14.92kgs / 32.89lb |
| Carton Size | 46cm * 36cm * 27cm / 18.11inch * 14.17inch * 10.63inch |
| Loading Container | 20GP: 596 cartons * 80 pcs = 47680 pcs 40HQ: 1384 cartons * 80 pcs = 110720 pcs |
Quick Comparison
| 1.85 inch Bluetooth Call Smart Watch, Support Heart Rate / Blood Oxygen | K66-WearableMaster remove | ASUS TUF Gaming remove | HP Victus 16-e0174nw remove | Microsoft Surface Laptop Studio remove | Acer ProDesigner PE320QK remove | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Name | 1.85 inch Bluetooth Call Smart Watch, Support Heart Rate / Blood Oxygen | K66-WearableMaster remove | ASUS TUF Gaming remove | HP Victus 16-e0174nw remove | Microsoft Surface Laptop Studio remove | Acer ProDesigner PE320QK remove | ||||||||||||||||
| Image |  |  | | | | ||||||||||||||||
| SKU | WMS-K66 | 30899 | 30898 | 30902 | 2144207 | ||||||||||||||||
| Rating | |||||||||||||||||||||
| Price | $42.51 | $1,640.00 | Original price was: $1,020.00.$918.00Current price is: $918.00. | $1,800.00 | $750.00 | ||||||||||||||||
| Stock | 29 in stock | 29 in stock | 29 in stock | 29 in stock | |||||||||||||||||
| Availability | 29 in stock | 29 in stock | 29 in stock | 29 in stock | |||||||||||||||||
| Add to cart | Select options This product has multiple variants. The options may be chosen on the product page | ||||||||||||||||||||
| Weight | N/A | N/A | N/A | N/A | N/A | ||||||||||||||||
| Dimensions | N/A | N/A | N/A | N/A | N/A | ||||||||||||||||
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FAQs
Q & A
1.85 inch Bluetooth Call Smart Watch, Support Heart Rate / Blood Oxygen | K66-WearableMaster
