In the models here, bathroom and kitchen scales take 2, 3 or 4 AAA batteries, and two Taylor scales take a CR2032 coin battery. Some smart scales, like the Withings Body Cardio, have a rechargeable battery instead.
Which scale?
The battery it takes
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Scale batteries by model
Bathroom and kitchen scale batteries, from each maker
Scale
Kind
Battery
Etekcity EB4410B
Bathroom
4 AAA
Etekcity ESB4074C
Smart bathroom
2 AAA
Etekcity ESF93
Smart bathroom
Rechargeable, 1000mAh
Etekcity HR Smart Fitness Scale
Smart bathroom
Rechargeable, 500mAh, USB-C
Taylor 7358
Bathroom
One CR2032
Taylor Pure White (752840133)
Bathroom
3 AAA
Taylor Slim Digital 3912BK
Kitchen
One CR2032
Ozeri ZK24
Kitchen
3 AAA
Ozeri Pro II
Kitchen
2 AAA
Withings Body+
Smart bathroom
4 AAA
Withings Body Cardio
Smart bathroom
Rechargeable, USB
EatSmart ESBS-01
Bathroom
4 AAA
EatSmart Precision 440 (ESBS-63)
Bathroom
3 AAA
From each maker’s product or support pages.
Keep coin batteries away from children
The National Capital Poison Center says that if anyone swallows a battery, immediately call the 24-hour National Battery Ingestion Hotline at 1-800-498-8666 or your poison center at 1-800-222-1222. Don’t delay. Immediate treatment decreases severity.
Common questions
Can I use a Withings Body Cardio while it charges?
No, Withings says you shouldn't use the Body Cardio while it's charging.
From Etekcity, Taylor, Ozeri and EatSmart product pages, Withings support and the National Capital Poison Center, read on October 25, 2026. Checked against published data from National Capital Poison Center, Etekcity, Taylor, Ozeri and Withings (plus 1 more).
See all 6 sources
National Capital Poison Center, Button battery ingestion (poison.org/battery)
Battery sizes come from battery makers' datasheets and device makers' own manuals and help pages. Check your device's manual or the old battery before you buy. If anyone may have swallowed a battery, call the National Battery Ingestion Hotline at 1-800-498-8666 or your poison center at 1-800-222-1222 straight away.