My instant ear thermometer wont take a reading, it keeps saying Er.1. how do i fix it

Doesn't look like it. Two reviews mention inaccuracy.

Rite Aid Instant Read Digital Temple Thermometer 1 ea

I deleted your smokers question as this was the newer post.

THERMOMETERS Thermometer FAQs

• How can I switch the temperature reading from Celsius to Fahrenheit?
• Why am I having a difficult time getting an accurate reading with my ear thermometer?
• Do temperature readings vary when taking it orally, rectally or under the arm?
• Does my thermometer have a warranty?
• Does the 3-in-1 Nursery Thermometer come with a battery?
• Does the 3-in-1 Nursery Thermometer remember other temperature readings?
• How can I clean my thermometer?
• How can I obtain a replacement part?
• How do I choose the best method for taking a temperature?
• How does the 3-in-1 Nursery Thermometer turn off?
• How long does it take for the 3-in-1 Nursery Thermometer to get a reading?
• How should I store my thermometer?
• I can't get a temperature reading in my baby's ear. Why is that?
• What are the features of the 3-in-1 Nursery Thermometer?
• What do I do if there is an error message on the display?
• What if I installed the battery incorrectly or the incorrect battery style?
• What type of battery should I purchase for my thermometer?
• Where can the 3-in-1 Nursery Thermometer be used?

https://safety1st.zendesk.com/hc/en-us/sections/201284615-THERMOMETERS

Batteries can be changed on almost all instant read thermometers
go to POLDER.COM/ support/
then choose

• Measuring & Temperature

then choose
Thermometers

and then enter your model #.
This should take you to a detailed explanation. In general look at the unit and find the place to gently pry the cover apart. remove the batteries and replace with the same new style.

How to change my thermometer from Celsius to Fahrenheit
nexcare model 524972

Check the wall outlet has poser and make sure the plug is fully inserted.

This is a common problem with playing copied CD's. It burns out the readers on less expensive units.

Hi sir.
After reading his problem.
Please do the Maintenance and LUBE,
The error # 9 mean that thinking.
cuadra2016@yandex.com
cell+whatsAPP:+50588611441
How To Lubricate Treadmill

Try installing a jumper across the N/O terminal at the relay socket. Temp sensor in the radiator or in the thermostat housing supplies the signal for the relay the other relay signal is supplied by A/C in on position. both fans will run continuous with A/C on. One fan runs intermittent relative to water temp. Be careful not to blow a head gasket. If you leave the jumpers in place, the fans will stop when the ignition is turned off, save the engine until you isolate the relay signal problem. then simply remove jumpers and reinstall the relays

Main hopper toner replenishing motor M8 failure to turn.The output from toner bottle home position sensor does not go high within 5 seconds after M8 motor has been energized.Verify the conectors,sensor and motor.Open the front door,turn the toner bottle 1/4 turn clockwise manually with the bottle holder closed.Under the above condition does the toner bottle turn when the front door inter lock switch is turned on?NO - change the toner replenishing M8 motor.Does the toner bottle stop at home position after turning?NO- change PC35 toner bottle home position sensor.Recomanded use vacuum cleaner.

You can find your instruction manual for your Omron HEM-780 here... http://www.omron-healthcare.com/en/product/blood_pressure_monitors/All/HEM-780-E.html