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Maintenance

Storage Guidelines

Environment

Condition	Recommendation
Temperature	Cool, room temperature preferred
Humidity	Low to moderate (20-80% RH)
Location	Dry place, away from direct sunlight
Container	Use the included carrying case

Long-Term Storage

If not using the device for extended periods:

Remove batteries — Prevents leakage and corrosion
Full charge first — If using rechargeable batteries
Recharge periodically — Every 6 months to maintain battery health
Use carrying case — Protects from dust and physical damage

Cleaning

Device Body

Use a soft, slightly damp cloth to wipe the exterior
Remove dust and fingerprints regularly
Dry thoroughly before storage

Optical Components

The laser window and reception lens require careful cleaning:

Blow off loose dust — Use compressed air or gentle breath
Use lens tissue — Optical-grade cleaning tissue only
Gentle circular motion — Work from center outward
Lens cleaning solution — If needed, use optical lens cleaner

Battery Care

NI-MH Battery Maintenance

Practice	Reason
Avoid complete discharge	Extends battery lifespan
Charge before storage	Prevents deep discharge damage
Use included charger specs	5V/1A prevents overcharging
Replace when degraded	Weak batteries affect accuracy

Signs Batteries Need Replacement

Significantly shorter operating time
Slow charging
Device shuts off unexpectedly
Error 10 appears frequently

Do’s and Don’ts

✓ Do

Store in the carrying case
Clean optics with proper materials
Check battery level before important work
Perform periodic accuracy checks
Keep firmware updated (BT models via app)

✗ Don’t

Drop or impact the device
Expose to water or extreme humidity
Store with depleted batteries
Use non-rechargeable batteries with USB charging
Disassemble the device

When to Seek Service

Contact Huepar support (support@huepar.com) if:

Accuracy consistently exceeds specifications
Device won’t power on after charging
Laser beam appears dim or irregular
Display shows persistent errors
Physical damage has occurred