Battery Detector with Polymer Lithium Ion 1050mAh 3.7V
Kit including a 3.7V 1050mAh LiPo battery (max 1050mA discharge) and a battery indicator with JST-1.0 and JST-2.0 connectors showing charge level via 4 LEDs.
Start wiring
I2C · USB · 5 V · Module
Verify supply voltage and logic levels before powering up.
Charging
45 other optionsSingle-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.
Related groups
4 groups
9V Alkaline Battery visual preview
9V Battery Holder visual preview
Lithium Ion Polymer Battery - 3.7v 1200mAh visual preview
PowerBoost 1000 Basic - 5V USB Boost @ 1000mA from 1.8V+ visual previewBatteries
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.
Power · Batteries · 104 parts
9 VDC 1000mA regulated switching power adapter - UL listed visual previewPowerBoost 1000 Basic - 5V USB Boost @ 1000mA from 1.8V+ visual preview
MicroUSB Plug to 5.5/2.1mm DC Barrel Jack Adapter visual preview
Buck-Boost DC/DC Converter - 8-36V to 12V/6A visual previewPower 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 · 146 parts
3.8 / 1.3mm or 3.5 / 1.1mm to 5.5 / 2.1mm DC Jack Adapter Cable visual preview
Adafruit bq25185 USB / DC / Solar Charger with 3.3V Buck Board visual preview
Adafruit bq25185 USB / DC / Solar Lithium Ion/Polymer Charger visual preview
Arc 10W Solar Charger Kit incl. V25 6400mAh Powerbank visual previewSolar
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
1.75mm PLA (1kg) - Black visual preview
1.75mm PLA (1kg) - Gold visual preview
1.75mm PLA (1kg) - Green visual preview
1.75mm PLA (1kg) - Natural visual preview3D 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
