Battery Life

SB Watch uses a standard CR2032 button battery with predictable performance:

Expected lifespan: About 3-6 months with regular use
Maximum lifespan: Up to 1 year with minimal usage
Recommended replacement: Every 3-6 months for optimal performance

What Affects Battery Life

Unlike rechargeable devices, SB Watch battery life is primarily affected by:

Connection frequency — More frequent Bluetooth connections use more power
Hand movements — Setting times and predictions consumes battery
Age of battery — Fresh batteries perform better than stored ones

Battery Replacement Schedule

Regular maintenance:

Replace every 3-6 months regardless of performance
Replace immediately if experiencing connection issues
Keep spare batteries on hand for quick swaps

For step-by-step battery replacement instructions, see our Battery Replacement guide.

Warning signs you need replacement:

Frequent disconnections from TimeSmith app
Slow or stuttering hand movements
Needing to recalibrate often
App showing low battery warnings

Battery Care Tips

Storage

Store spare batteries in original packaging
Keep in cool, dry place away from direct sunlight
Don’t store loose batteries with metal objects

Replacement Best Practices

Use fresh CR2032 batteries from reputable brands
Budget batteries work just as well as expensive ones
Buy in packs to test multiple batteries if needed
Replace battery before traveling or important performances

Why 3-6 Months?

The 3-6 month recommendation balances:

Performance reliability — Ensures consistent operation
Connection stability — Prevents unexpected disconnections
Peace of mind — Eliminates battery anxiety during performances
Cost effectiveness — CR2032 batteries are inexpensive and widely available

Battery vs. Performance

Unlike devices that gradually slow down, SB Watch maintains full performance until the battery is nearly depleted. This means:

No gradual degradation in hand movement speed
Consistent Bluetooth connection strength
Reliable time-setting accuracy
Sudden rather than gradual battery failure

Professional Battery Service

You can have battery replacement done professionally:

Local jewelers and watchmakers can replace batteries
Important: Explain that the crown is decorative only
Bring your phone to test connection after replacement
Calibration will be required after battery change

What to tell professionals:

“This is a Bluetooth smartwatch with a decorative crown”
“After replacement, I need to connect it to my phone immediately”
“Calibration is required - the hands won’t show correct time until calibrated”

Troubleshooting Low Battery Issues

If your watch won’t connect:

Replace the battery first (90% of connection issues)
Try a different, fresh battery
Check battery installation and polarity
Verify all three battery connectors are making contact

If hands move erratically:

Likely low battery - replace immediately
Could indicate battery compartment issues
May require professional inspection

Battery Availability

CR2032 batteries are widely available:

Grocery stores and pharmacies
Electronics retailers (Best Buy, RadioShack)
Online retailers (Amazon, eBay)
Department stores (Target, Walmart)
Jewelry and watch repair shops

Pro tip: Keep a small stock of batteries in your performance kit for emergencies.

Environmental Considerations

Extreme temperatures affect battery performance:

Cold weather: Batteries drain faster in cold conditions
Hot weather: High heat can damage batteries
Humidity: Moisture can corrode battery contacts

Store and use your SB Watch in normal room temperature conditions for optimal battery life.

SB Watch. Prediction Watch.