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eufy home alarm and sensors

eufy / 3 lines, 13 models

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Which eufy home alarm and sensors should I buy?

eufy's alarm sensors, keypad, key fob, panic button and siren connect to a HomeBase and not directly to Wi-Fi. The Entry Sensor E20, Motion Sensor E20 and Smoke Alarm E10 run on a 5-year battery. The 5-Piece Home Alarm Kit includes a HomeBase 2.

Lines

Lines at a glance

3 lines
LineCurrent lineOn sale nowNewestWhat it isModels
SensorsYesYesunknownDoor, window, motion, leak, glass break and smoke sensors that connect to a HomeBase.8
Controls and sirensYesYesunknownThe KeyPad E10, Key Fob E10, Panic Button E10 and Indoor Siren E20.4
KitsYesYesunknownThe 5-Piece Home Alarm Kit.1

Currently sold

Newest first in each series.

Models sold now, newest in each series

13 models. List prices as of Oct 13–20, 2026; each device page shows its exact check dateHow facts are sourced: every cell cites its source below
SeriesModelReleasedPowerConnects toPriceNewest
Door and window sensor2 models
Entry Sensor E20Entry Sensor E20unknown5-year battery[1]HomeBase, up to 656 ft in open air[1]$29.99[1]only model in its series
Entry SensorEntry SensorunknownunknownHomeBase[2]$29.99[2]only model in its series
Motion sensor2 models
Motion Sensor E20Motion Sensor E20unknown5-year battery[3]HomeBase, up to 656 ft in open air[3]$39.99[3]only model in its series
Motion SensorMotion Sensorunknown2-year battery[4]HomeBase[4]$29.99[4]only model in its series
Leak and freeze sensor2 models
Flood and Freeze Sensor E20Flood and Freeze Sensor E20unknownunknownHomeBase Mini, 2 or later[5]$39.99[5]only model in its series
Water and Freeze SensorWater and Freeze SensorunknownOne replaceable CR123 battery, up to 2 years[6]HomeBase 2 or HomeBase 3[6]$34.99[6]only model in its series
Glass break sensor1 model
Glass Break Sensor E10Glass Break Sensor E10unknown3-year battery[7]HomeBase[7]$59.99[7]only model in its series
Smoke alarm1 model
Smoke Alarm E10Smoke Alarm E10unknown5-year battery[8]HomeBase, up to 656 ft in open air[8]$59.99[8]only model in its series
Alarm keypad1 model
KeyPad E10KeyPad E10unknownunknownHomeBase, up to 656 ft in open air[9]$49.99[9]only model in its series
Key fob1 model
Key Fob E10Key Fob E10unknownunknownHomeBase Mini, 2 or later[10]$29.99[10]only model in its series
Panic button1 model
Panic Button E10Panic Button E10unknownunknownHomeBase Mini, 2 or later[11]$29.99[11]only model in its series
Indoor siren1 model
Indoor Siren E20Indoor Siren E20unknown48-hour battery backup[12]HomeBase, up to 656 ft in open air[12]$59.99[12]only model in its series
Alarm kit1 model
5-Piece Home Alarm Kit5-Piece Home Alarm KitunknownunknownHomeBase 2 included[13]$259.99[13]only model in its series

At a glance

Every product at a glance

13 product familiesHow facts are sourced: every cell cites its source below
ProductGenerationReleasedTypeStatus
Entry Sensor E20unknownunknownDoor and window sensor[1]Current[1]
Entry SensorunknownunknownDoor and window sensor[2]Current[2]
Motion Sensor E20unknownunknownMotion sensor[3]Current[3]
Motion SensorunknownunknownMotion sensor[4]Current[4]
Flood and Freeze Sensor E20unknownunknownLeak and freeze sensor[5]Current[5]
Water and Freeze SensorunknownunknownLeak and freeze sensor[6]Current[6]
Glass Break Sensor E10unknownunknownGlass break sensor[7]Current[7]
Smoke Alarm E10unknownunknownSmoke alarm[8]Current[8]
KeyPad E10unknownunknownAlarm keypad[9]Current[9]
Key Fob E10unknownunknownKey fob[10]Current[10]
Panic Button E10unknownunknownPanic button[11]Current[11]
Indoor Siren E20unknownunknownIndoor siren[12]Current[12]
5-Piece Home Alarm KitunknownunknownAlarm kit[13]Current[13]

Lineup

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eufy home alarm and sensors lineup

13 models. List prices as of Oct 13–20, 2026; each device page shows its exact check dateHow facts are sourced: every cell cites its source below
ProductTypePowerConnects toStatusHome AssistantHomeyPriceRetailers
Door and window sensor2 models
Entry Sensor E20T90E0121Door and window sensor[1]5-year battery[1]HomeBase, up to 656 ft in open air[1]Current[1]Communityunknown$29.99[1]
Entry SensorT89000D4Door and window sensor[2]unknownHomeBase[2]Current[2]CommunityCommunity app$29.99[2]
Motion sensor2 models
Motion Sensor E20T90M0121Motion sensor[3]5-year battery[3]HomeBase, up to 656 ft in open air[3]Current[3]Communityunknown$39.99[3]
Motion SensorT8910021Motion sensor[4]2-year battery[4]HomeBase[4]Current[4]CommunityCommunity app$29.99[4]
Leak and freeze sensor2 models
Flood and Freeze Sensor E20T90F0121Leak and freeze sensor[5]unknownHomeBase Mini, 2 or later[5]Current[5]unknown$39.99[5]
Water and Freeze SensorT89200D1Leak and freeze sensor[6]One replaceable CR123 battery, up to 2 years[6]HomeBase 2 or HomeBase 3[6]Current[6]Communityunknown$34.99[6]
Glass break sensor1 model
Glass Break Sensor E10T90G0121Glass break sensor[7]3-year battery[7]HomeBase[7]Current[7]unknown$59.99[7]
Smoke alarm1 model
Smoke Alarm E10T90S0121Smoke alarm[8]5-year battery[8]HomeBase, up to 656 ft in open air[8]Current[8]unknown$59.99[8]
Alarm keypad1 model
KeyPad E10T8960021Alarm keypad[9]unknownHomeBase, up to 656 ft in open air[9]Current[9]CommunityCommunity app$49.99[9]
Key fob1 model
Key Fob E10T90K0121Key fob[10]unknownHomeBase Mini, 2 or later[10]Current[10]unknown$29.99[10]
Panic button1 model
Panic Button E10T90P0121Panic button[11]unknownHomeBase Mini, 2 or later[11]Current[11]unknown$29.99[11]
Indoor siren1 model
Indoor Siren E20T90R0121Indoor siren[12]48-hour battery backup[12]HomeBase, up to 656 ft in open air[12]Current[12]Communityunknown$59.99[12]
Alarm kit1 model
5-Piece Home Alarm KitT8990121Alarm kit[13]unknownHomeBase 2 included[13]Current[13]unknown$259.99[13]

Cite this page

eufy home alarm and sensors. Smart Home Canon. https://smarthomecanon.com/lines/eufy-home-alarm-and-sensors. Last checked 2026-10-20.

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