CalExotics Kroma Flirt Mini Bullet Vibrator - Waterproof Sex Toys for Couples - Adult Vibe Massager – Pink

AI says 1 standard AAA battery :If you are referring to the CalExotics Kroma Flirt or the Pillow Talk Flirty vibrating bullet, the battery setup depends on the exact model: [1, 2, 3, 4, 5]Battery-Operated Models: Usually require one standard AAA battery inserted with the positive (+) end pointing toward the cap/button.Rechargeable Models: Feature an internal lithium-ion battery. These come with a USB charging cable and need to be plugged in for about 1.5 to 2 hours to reach full power.