Thank you for buying the Cooper Bliss EN
Thank you for choosing
the Cooper Bliss
Model: CPR235XXX200
Waterless Diffuser for 100% Essential Oils
Cooper Bliss delivers essential oils without mess or maintenance. With 10-hour battery life and premium bio-based design, it transforms any space with therapeutic aromas. Complete kit includes everything for instant aromatherapy at home, office, or travel. We invite you to leave a review to share your experience with others.
User Guide
- ✓ Portable & Cordless (Up to 10h battery life)
- ✓ 100% Pure Aroma (No water needed. Use with pure, 100% essential oils only)
- ✓ Ultra-Quiet (Just 27dB noise level)
- ✓ 3 Mist Intensity Settings
- ✓ Warm, Ambient Light
- ✓ Timer Function & Charging Indicators
- ✓ Fits 5/10/15ml Essential Oil Bottles
- ✓ Magnetic Lid (Easy access to atomization module)
- ✓ Eco-Friendly Packaging (100% compostable)
- ✓ Cooper Bliss Diffuser
- ✓ Magnetic Lid
- ✓ Atomization Module
- ✓ 6 Intake Tubes (2 each for 5ml, 10ml, and 15ml bottles)
- ✓ 2m USB-C Charging Cable
- ✓ 10ml & 15ml Essential Oil Bottles
- ✓ User Manual
- Dimensions: Φ75mm × 198mm (3in × 7.9in)
- Weight: 400g (14oz)
- Power: 5V, 1A, 5W
- Battery: 2000mAh, rechargeable
- Charging Time: Approx. 4 hours
- Noise Level: 27dB (quieter than a whisper)
- Materials: Bio-based wood fiber, metal lid
- Coverage area: 30m² / 350 ft²
Setup & Operation
First Use
Device comes partially charged and ready to use. For longer use, connect USB-C cable to charge (full charge: 4hrs). Device can be used while charging.
- Short tube: 5ml bottles
- Medium tube: 10ml bottles
- Long tube: 15ml bottles
- Attach flat end of tube to intake nozzle
- Diagonal cut end goes into bottle
- Unscrew bottle cap, remove dropper
- Screw bottle into atomization module
- Insert atomization module
- Align triangle marks
- Place magnetic lid on top
Power/Mist Button
- Long press 2s: Switches device ON/OFF
- Single tap: Change mist intensity
Timer/Light Button
- Single tap: Set timer (1h/2h/3h/4h-Timer Off)
- Long press 2s: Turn light ON/OFF
Battery Indicator
Running on Battery:
- Yellow: Normal operation
- Red: Low battery (10%)
- Red blinking: Out of battery
When Charging:
- Yellow breathing: Charging
- Yellow steady: Fully charged
Note: Device can be used while charging. Long press light button to switch off indicator.
15s on/45s off, 0.1ml/h
Approx. 100 hours with 10ml bottle
60s on/60s off, 0.2ml/h
Approx. 50 hours with 10ml bottle
10min on then switches to Mist I, 0.3ml/h
Approx. 27 hours with 10ml bottle
The Misting Cycle:
Your diffuser operates in intervals to preserve battery and oils.
Yellow light but no mist? This is NORMAL.
Essential Oil Guide
Litsea, Bergamot, Lemon, Lime, Mandarin Green
Lavender, Neroli, Petit Grain, Basil, Bay Laurel
Eucalyptus Citriodora, Grand Fir, Douglas Fir, Himalayan Pine
Tea Tree, Lemon Verbena, Lemongrass, Thyme Linalool, Rosemary Verbenon, Grapefruit
Do Not Use:
- Thick oils (cinnamon, patchouli)
- Wood-based oils (sandalwood, cedarwood)
- Oils with alcohol, carrier oils, or water
- Resinous oils (myrrh, frankincense)
- Fragrance oils or synthetic scents
Use only 100% pure essential oils for optimal performance.
About Included Bottles:
- 1x 10ml and 1x 15ml empty bottles included
- Refillable with your favorite 100% essential oils
- Compatible with all standard 5ml, 10ml and 15ml essential oil bottles
Maintenance & Troubleshooting
When to Clean:
- Monthly (even if using the same oil)
- When changing oil types
- If mist output becomes weak
- If device runs but produces little scent
Cleaning Steps:
- 1 Remove atomization module and unscrew bottle
- 2 Check intake tube at bottom of module for buildup or clogs
- 3 Unscrew top portion of module to access atomizing nozzle
- 4 Clean atomizing nozzle inside with rubbing alcohol
- 5 Clean intake tube with rubbing alcohol or replace if necessary
- 6 Allow all components to dry completely before reassembling
- Check tube is connected correctly
- Ensure tube length matches bottle size
- Check tube is collecting oil
- Make sure to use pure, undiluted oil
- Try a different (less thick) oil
- Clean atomizer (see Maintenance)
- In pause cycle? Wait 45-60 seconds
- Intake tube clogged? Clean or replace tube
- Oil too thick? Switch to recommended oil
- Atomizing nozzle dirty? Follow cleaning steps
- Timer activated? Check timer setting
- Battery depleted? Charge diffuser
Important Safety Warnings
- Use pure 100% essential oils only
- Don't use thick oils (cinnamon, wood-based oils)
- Don't use water or carrier oils
- Keep upright during operation
- Clean monthly for best performance
- No fragrance liquids
- To be used in rooms up to 350 ft² / 30m²
- Don't leave/use in cold rooms because essential oil thickens at low temperature

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