Introduction
Thank you for purchasing the Conair Diamond Brilliance CS943ES Shine System Automatic Temperature Flat Iron. This appliance is designed to provide professional-quality hair straightening with enhanced shine and frizz control. Please read this manual thoroughly before use to ensure safe and effective operation.
Important Safety Instructions
When using electrical appliances, especially when children are present, basic safety precautions should always be followed, including the following:
- DANGER: As with most electrical appliances, electrical parts are electrically live even when the switch is off. To reduce the risk of death by electric shock:
- Always unplug the appliance immediately after using.
- Do not use while bathing or in a shower.
- Do not place or store appliance where it can fall or be pulled into a tub or sink.
- Do not place in or drop into water or other liquid.
- If an appliance falls into water, unplug it immediately. Do not reach into the water.
- WARNING: To reduce the risk of burns, electrocution, fire, or injury to persons:
- This appliance should never be left unattended when plugged in.
- Do not pull, twist, or wrap line cord around appliance.
- This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- Children should be supervised to ensure that they do not play with the appliance.
- Use this appliance only for its intended use as described in this manual. Do not use attachments not recommended by the manufacturer.
- Never operate this appliance if it has a damaged cord or plug, if it is not working properly, or if it has been dropped or damaged, or dropped into water. Return the appliance to an authorized service center for examination and repair.
- Keep the cord away from heated surfaces.
- Never use while sleeping.
- Never drop or insert any object into any opening.
- Do not use outdoors or operate where aerosol (spray) products are being used or where oxygen is being administered.
- Do not use an extension cord with this appliance.
- This appliance is hot when in use. Do not let eyes or skin touch heated surfaces.
- Do not place the appliance on any surface while it is operating.
- Do not touch the hot plates of the appliance.
- Do not use near a bathtub.
Product Features

This image shows the Conair Diamond Brilliance CS943ES flat iron from a top-down angle. The black ceramic plates are visible, along with the "INFINITIPRO by CONAIR" branding and a digital display showing a temperature setting. This view highlights the sleek design and the main heating surface of the appliance.
- 1-inch Diamond-Infused Ceramic Plates: Provides even heat distribution for consistent styling and maximum protection.
- Shine System: Combines ceramic-diamond technology with an exclusive internal ion generator to reduce frizz and enhance hair's natural shine.
- Automatic Temperature Adjustment: Smart technology adjusts heat to optimize styling for various hair types.
- Digital Display: Clear temperature readout for precise control.
- Swivel Power Cord: A 1.80 meter (approximately 6-foot) swivel cord for flexible styling without tangles.
- Fast Heat-Up: Quickly reaches optimal styling temperature.
Setup
- Unpack: Carefully remove the flat iron from its packaging. Retain packaging for storage or future reference.
- Inspect: Check the appliance for any signs of damage. Do not use if the cord or plug is damaged.
- Placement: Place the flat iron on a heat-resistant, flat surface away from water sources.
- Plug In: Insert the power cord into a standard electrical outlet. Ensure your hands are dry before plugging in.
Operating Instructions

This image displays a side profile of the Conair Diamond Brilliance CS943ES flat iron. The power button and temperature control buttons are visible along the side, indicating the user interface for operating the device. The design emphasizes ease of access to controls during use.
- Preparation: Ensure hair is clean, dry, and free of tangles. For best results, use on completely dry hair.
- Power On: Press and hold the power button (usually marked with a circle and a line) until the digital display illuminates.
- Temperature Setting: The flat iron features automatic temperature adjustment. You may use the '+' and '-' buttons to fine-tune the temperature if desired, or allow the system to select the optimal heat for your hair type. The digital display will show the current temperature.
- Heat Up: Allow the flat iron to heat up for approximately 30 seconds to 1 minute until it reaches the desired temperature.
- Styling:
- Section your hair into manageable strands, approximately 1-2 inches wide.
- Place a section of hair between the heating plates, close to the roots.
- Gently clamp the plates together and glide the flat iron slowly down the hair section from root to tip. Do not hold the iron in one place for too long to avoid heat damage.
- Repeat for all sections of hair until desired straightness is achieved.
- Power Off: After use, press and hold the power button until the display turns off.
- Cool Down: Unplug the appliance and allow it to cool completely on a heat-resistant surface before storing.
Maintenance
- Cleaning: Ensure the appliance is unplugged and completely cool before cleaning. Wipe the exterior surfaces and ceramic plates with a damp cloth. Do not use abrasive cleaners or immerse the appliance in water.
- Storage: When not in use, unplug the appliance. Allow it to cool and store it in a safe, dry location, out of reach of children. Do not wrap the power cord tightly around the appliance, as this can damage the cord.
- Service: This appliance has no user-serviceable parts. For any repairs, contact an authorized Conair service center.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Appliance does not turn on. | Not plugged in; power outlet malfunction; damaged cord. | Ensure the appliance is securely plugged into a working outlet. Check the power cord for damage. If damaged, do not use and contact customer support. |
| Appliance is not heating up. | Power button not pressed correctly; internal malfunction. | Press and hold the power button until the digital display illuminates. If still not heating, unplug and re-plug. If the issue persists, discontinue use and contact customer support. |
| Hair is not straightening effectively. | Hair is too wet; sections are too large; temperature setting is too low. | Ensure hair is completely dry. Work with smaller sections of hair. Adjust the temperature setting higher if necessary, within safe limits for your hair type. |
| Hair feels dry or damaged after use. | Temperature setting is too high; holding the iron on hair for too long. | Reduce the temperature setting. Glide the flat iron through hair sections more quickly. Consider using a heat protectant spray. |
Specifications
- Model Number: CS943ES
- Brand: Conair
- Plate Material: Diamond-infused Ceramic
- Plate Size: 1 inch
- Power Source: Corded Electric
- Cord Length: 1.80 meters (approx. 6 feet)
- Product Dimensions: 13.5 x 6.5 x 35 cm (5.3 x 2.6 x 13.8 inches)
- Product Weight: 640 g (1.4 lbs)
- Intended Hair Type: Normal, Straight
- Benefits: Straightening, Shine, Frizz Control
- UPC: 074108381309
Warranty and Support
For warranty information or customer support, please refer to the warranty card included with your product or visit the official Conair website. Do not attempt to repair this appliance yourself. Any servicing should be performed by authorized Conair service personnel.
You can typically find support contact information on the Conair official website.





