Why does the controller show " E3 "?

1) In P8, when the heat pad is folded during use, it will trigger the controller to activate the protection and show E3

How to solve the E3 ?

Unplug the power supply, wait 30 seconds, plug into the power again, restart the controller, and then it will restore the normal.

Why can't I see the thermostat numbers clearly

The LED screen of the thermostat can be clearly visible in normal light and indoor light. In the outdoor strong light, there will be reflective situation, we recommend indoor use

Why does the heating light keep flashing? Is it broken?

The electric heating pad is normally working—the heating light flashes, indicating that the pad was heated to the temperature you set.

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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UTK Far Infrared Heating Pad for Back & Cramps, 30s Fast Heating,Super Soft

UTK Far Infrared Heating Pad for Back & Cramps, 30s Fast Heating,Super Soft

Product ID: 651510432

Details

Brand
UTK
Color
Black
Item Weight
0.63 kg
Material
Flannel
Special Feature
Automatic Shut

⚡30s rapid heat-up

🔥8 customizable heat levels

⏲️16 timer settings w/ memory

96346CFA

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Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔥 Heat up your relief game in 30 seconds—because waiting is so last decade!

SAFETY FIRST ALWAYS - 5-fold protection & auto shut-off for worry-free all-day use.
DEEP MUSCLE RELIEF FAST - Penetrates 4-6 inches for 3x pain relief—no more surface-level fixes.
TAILORED WARMTH YOUR WAY - 8 heat settings + 16 timers with memory function for personalized comfort.
SOFT SPACIOUS VERSATILE - Generous 12x24” size with ultra-soft fabric and adjustable strap for full-body soothing.
TRAVEL READY FSA HSA ELIGIBLE - Ultra-long cord + worldwide voltage support makes it your on-the-go wellness essential.

The UTK Far Infrared Heating Pad delivers deep, fast-acting pain relief with advanced double-layer carbon fiber heating technology that penetrates muscles up to 6 inches. Featuring 8 heat levels, 16 timer options with memory, and 5-fold safety protections including auto shut-off, it offers customizable, safe, and convenient therapy. Its large 12x24” super-soft design with adjustable straps fits multiple body areas, perfect for back, neck, cramps, and more. Lightweight, machine washable, FSA/HSA eligible, and travel-friendly with a long power cord and global voltage compatibility, it’s a premium wellness upgrade trusted by millions.

Specifications

ASIN	B0D93W693X
Additional Features	Automatic Shut Off, Lightweight, Overheat Protection, Portable, Timer
Best Sellers Rank	#157,457 in Health & Household ( See Top 100 in Health & Household ) #674 in Heating Pads
Brand	UTK
Brand Name	UTK
Color	Black
Customer Reviews	4.1 out of 5 stars 230 Reviews
Item Dimensions	24 x 12 x 0.8 inches
Item Highlight	8 Heat Max 159℉,4H Auto Off, Full-Body Use with Securing Strap, Machine Washable, FSA-HSA Eligible, 12 x 24", Women Men Gifts
Item Weight	0.63 kg
Item dimensions L x W x H	24 x 12 x 0.8 inches
Manufacturer	UTK Technology
Manufacturer Part Number	H81C1-01
Material	Flannel, Spandex
Material Type	Flannel, Spandex
Model Number	H81C1
Number of Heating Elements	1
Number of Items	1
Number of Packs	1
Number of settings	8
Special Feature	Automatic Shut Off, Lightweight, Overheat Protection, Portable, Timer
Unit Count	1 Count

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