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3.3 V · 5 V

Adafruit lists its single-cell LiPo and Li-ion packs as 3.7 V nominal, with output reaching 4.2 V when fully charged.

Batteries

103 other options

9V alkaline cells, CR2032 coin cells, 3.7V LiPo packs (1000–1200mAh), 7.4V 2S LiPo, 18650 Li-ion holders (1–6 cells), AA/AAA holders in every configuration, and snap leads with barrel adapters.

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1-Way 18650 Battery Holder visual preview
1-Way 18650 Battery Holder
18650 Battery Holder Case - 2 Slot with Switch visual preview
18650 Battery Holder Case - 2 Slot with Switch
18650 Battery Holder Case - 4 Slot visual preview
18650 Battery Holder Case - 4 Slot
18650 Battery Protection Module (12V 10A) visual preview
18650 Battery Protection Module (12V 10A)
2 x 18650 Battery Holder with DC2.1 Power Jack visual preview
2 x 18650 Battery Holder with DC2.1 Power Jack
2 x AA Battery Holder with Knife Switch visual preview
2 x AA Battery Holder with Knife Switch
2 x AA Battery Holder with On/Off Switch & JST PH Connector visual preview
2 x AA Battery Holder with On/Off Switch & JST PH Connector
2 x AA Open Battery Holder with JST PH Connector visual preview
2 x AA Open Battery Holder with JST PH Connector
2 x AAA Battery Holder with On/Off Switch & JST PH Connector visual preview
2 x AAA Battery Holder with On/Off Switch & JST PH Connector
2 x AAA Battery Holder with Switch visual preview
2 x AAA Battery Holder with Switch
2 x AAA Open Battery Holder with JST PH Connector visual preview
2 x AAA Open Battery Holder with JST PH Connector
2 x CR2032 Coin Cell Battery Holder - 6V output - On/Off switch visual preview
2 x CR2032 Coin Cell Battery Holder - 6V output - On/Off switch

Related groups

4 groups

Charging

Single-cell LiPo chargers (TP4056, MicroUSB/Type-C modules), charger/booster combos (PowerBoost 500/1000, Lipo Rider Plus 5V/2.4A), I2C fuel gauges (MAX17048, LC709203F) and Qi wireless charging coils.

Power · Chargers & fuel gauges · 47 parts

Power supplies

Wall adapters (5V–24V), adjustable and fixed buck/boost/buck-boost converters (MT3608, LM2596-class), USB-C PD triggers (HUSB238), breadboard supplies, DIN-rail units and passive barrel-jack adapters.

Power · Supplies & regulators · 147 parts

Solar

Solar panels from 1.5V 250mA flexible film to 18V 10W polysilicon, MPPT solar power managers (DFRobot 5V and 9V/12V/18V, Waveshare 6V–24V), bq25185 charger boards and LTC3588 energy-harvesting breakouts.

Power · Solar power · 28 parts

3D printing

DFRobot 1.75 mm PLA in 1 kg spools makes up the bulk of the group, in over 15 colors. Specialty options include PVA in both diameters, NinjaFlex flexible filament, Proto-Pasta conductive PLA, and wood-fill. OverLord printer spares and OverLord printers round out the hardware side.

Tools & prototyping · 3D printing · 53 parts