Amazon.com: Voniko AG13 LR44 Batteries 20 Pack—[Ultra Power] Premium Alkaline 1.5 Volt LR44 Button Cell Battery for Toys & Electronic Devices : Health & Household
Amazon.com: 3 X Energizer LR44 1.5V Button Cell Battery, 6 Each : Health & Household
GutAlkaLi LR44 Battery Pack of 20 – 1.5V AG13 Batteries for Watches, Hearing Aids, Glucometer, Key Fobs and Small Electronics – Silver Oxide Chemistry Provides Stable Voltage and Long Lifespan: Amazon.co.uk: Electronics
Amazon.com: RAYVERSTAR LR44 AG13 1.5 Volt Alkaline (20-Batteries) Fits: A76, GPA76, L1154F, L1154, 357A, 157, 303, 357, SR44, SR44SW, EPX76, PX76, PX76A, Hexbug (Full List Below) : Health & Household