Your search for "lipo battery" revealed the following:
Kitronik Bluetooth Stereo Amplifier Kit
Regular price $43.55Bring your amplifier case design projects up to date with our new Bluetooth Amplifier Kit and play music from a...
3 x AAA Battery Holder with On/Off Switch and 2-Pin JST
Regular price $3.60This battery holder connects 3 AAA batteries together in series for powering all kinds of projects. We spec'd these out...
Adafruit GEMMA M0 - Miniature wearable electronic platform
Regular price $15.55The Adafruit Gemma M0 is a super small microcontroller board, with just enough built-in to create many simple projects. It may look...
Adafruit PyGamer for MakeCode Arcade, CircuitPython or Arduino
Regular price $77.95What fits in your pocket, is fully Open Source, and can run CircuitPython, MakeCode Arcade or Arduino games you write yourself?...