Charge It Monthly. Not Nightly.
EnduroBeam is a smartwatch with good battery life in the only sense that counts: you charge it monthly, not nightly. A long-battery smartwatch with a focused flashlight, SOS strobe, light-sensing scroll wheel and a crisp 1.43-inch AMOLED display. It also supports Bluetooth calling and general heart-rate, SpO₂, sleep and cuffless blood-pressure trend features.
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Built for long days and outdoor routines, EnduroBeam combines practical watch tools with activity and general wellness tracking.
One wheel controls menus, dial, volume, music, zoom and brightness — no fumbling at a small screen.
Adjust the built-in beam from the wheel and select a visual SOS strobe pattern when needed.
The 1100mAh battery is listed for 25–35 days of typical use and up to around 200 days on standby.
Review heart-rate patterns with on-demand SpO₂, cuffless blood-pressure and stress estimates.
Dial, answer or reject calls from your wrist over Bluetooth 5.4.
A crisp 466×466 AMOLED in a rugged case that handles rain, sweat and splashes.

EnduroBeam tracks heart-rate and estimated sleep patterns, with on-demand SpO₂, cuffless blood-pressure and stress estimates shown as longer-term trends in the free FitCloudPro app. Browse the wider REXQU range of rugged and outdoor smartwatches.
The EnduroBeam’s exclusive light-sensing scroll wheel drives the whole watch — page through menus, adjust volume, skip tracks, zoom the dial and dim the flashlight or screen with one thumb, even on the move.


The 1100mAh battery is listed for 25–35 days of typical use and up to around 200 days on standby. Actual runtime varies with flashlight, calling, screen brightness and monitoring use.
Battery figures are manufacturer-listed estimates; individual results vary by settings and use.
Wear EnduroBeam overnight to estimate sleep duration and patterns, then compare nights and longer-term trends in the companion app.


EnduroBeam places cycle insights and reminders in the same companion app as heart-rate, stress and sleep trends. Compare more options in the REXQU collection of women's smartwatches.

When a compatible phone is connected and nearby, the built-in speaker and microphone let you answer and control Bluetooth calls from your wrist.

The built-in optical lens focuses the flashlight into a practical beam, with adjustable brightness and a visual SOS strobe pattern. Explore other REXQU smartwatches with flashlight.
| REXQU EnduroBeam | Big-Brand Smartwatch | Basic Fitness Band | |
|---|---|---|---|
| Blood pressure awareness | ✓ | ✗ (most models) | ✗ |
| Blood oxygen (SpO₂) checks | ✓ | ✓ | Partial |
| Bluetooth calls from the wrist | ✓ | ✓ | ✗ |
| 25–35 day battery life | ✓ | ✗ (1–3 days) | Partial |
| Sleep tracking | ✓ | ✓ | Partial |
| Built-in SOS flashlight | ✓ | ✗ | ✗ |
| Listed battery per charge | 25–35 days | 1–3 days | 5+ days |
| Listed 3ATM water resistance | ✓ | Varies | Varies |
| Subscription required | Never | Often | Often |
| Women’s health | ✓ Cycle tracking | Some models | ✗ |
| Price | $159.97 | $399–$799 | $99+ |
“Dark lanes at half five and the path is lit from my wrist. The dog thinks it is magic. So do I.”
“The scroll wheel is the clever bit — one thumb through everything, no squinting and stabbing at a tiny screen.”
“Charged it the day it arrived and again about a month later. That is the whole review.”
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Wear the EnduroBeam every day for a month. If it doesn't make you feel more in tune with your health, send it back for a full refund — no questions, no hassle.
Every manufacturer quotes a big number under gentle conditions. Here is what really decides how long a watch lasts on your wrist.
Always-on is the single most expensive setting on any smartwatch, often halving runtime on its own. EnduroBeam uses a 1.43-inch AMOLED, which lights only the pixels it needs, and a light-sensing scroll wheel so you are not waking the screen constantly to navigate. Turning always-on off is usually the biggest gain available on any watch.
Continuous satellite recording can turn weeks into days, and Bluetooth calling keeps the radio busy. A quoted 25 to 35 days assumes you are doing neither for hours at a stretch. Read every battery claim as a ceiling under light use, then subtract for what you actually do.
Lithium cells lose usable capacity in low temperatures, so a watch rated for a month in a warm room will not deliver that on a winter hillside. Cold weather hiking covers what to expect, and health monitoring battery life has the sensor side.
This is the part people miss. Resting heart rate and sleep are collected while you sleep, so a watch charged nightly is off your wrist during the most valuable window. Monthly charging is not just convenience — it is what makes the dataset continuous.
3ATM covers splashes, rain and hand-washing, not swimming or hot showers — the IEC ratings explainer covers how these tests work. The flashlight and SOS strobe are genuinely useful for close work and being seen, and the strobe is a visibility aid rather than an emergency service. See what the flashlight costs in battery.
More from the range: rugged smartwatches · smartwatches with a flashlight · GPS smartwatches · all health smartwatches. Health statements follow our editorial and research standards.
The ones that do least with their screen. Display is the dominant power draw in any watch, so long-life models use efficient AMOLED panels lit only on demand, avoid always-on by default, and skip power-hungry extras like cellular radios. EnduroBeam lists 25 to 35 days on that basis. Any watch running an always-on display and recording GPS daily will land in days rather than weeks, regardless of the number on the box.
Treat it as the ceiling under light use — screen waking on demand, sensors sampling periodically, no GPS recording and few calls. Switch on always-on display, take calls from the wrist daily or use the flashlight often, and you will see a fraction of it. The honest way to read any quoted figure is as a best case, then subtract for the features you actually intend to use.
EnduroBeam is listed for Android 4.4 or later and iOS 10 or later. It connects through Bluetooth and uses the free FitCloudPro companion app.
No. The companion app and the watch's listed calling, activity and wellness-tracking features do not require a monthly subscription.
The 1100mAh battery is listed for approximately 25–35 days of typical use and up to around 200 days on standby. Actual runtime varies with flashlight, calling, display and monitoring use.
The watch has a focused built-in flashlight with adjustable brightness and an SOS strobe pattern. The strobe is a visual signal, not an emergency-calling or monitored rescue service.
The scroll wheel provides quick control over supported menus, watch-face navigation, volume, music, screen brightness and flashlight brightness.
When a compatible phone is connected and nearby, EnduroBeam uses its built-in speaker and microphone to control and conduct Bluetooth calls from the wrist.
EnduroBeam provides heart-rate, SpO₂, sleep, stress and cuffless blood-pressure estimates for general wellness and fitness trend tracking.
No. Its cuffless blood-pressure feature is for personal wellness estimates. Use a validated upper-arm cuff when an accurate blood-pressure reading matters.
Yes. When worn overnight, it estimates sleep duration and patterns so you can compare trends in the FitCloudPro app.
EnduroBeam has a listed 3ATM water-resistance rating for everyday exposure such as rain and splashes. Follow the supplied care instructions and avoid operating controls while wet.
EnduroBeam orders are covered by a 30-day return window. Review the REXQU returns policy for the current terms and instructions.
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