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18 Projects tagged with "Li-ion"

 
904
4
3
Solar powered gadget, using ESP8266 and a thermistor, broadcasting the water heater temperature to the web.
Project Owner Contributor

Hot Water? Solar Powered ESP8266 With a Thermistor

amiravniamiravni

738
532
5
MSP430 IV-18 Tube Clock
Project Owner Contributor

Tube Clock

Stanislas BertrandStanislas Bertrand

690
711
0
s
Project Owner Contributor

ALLWINNER A20 - CARRIER BOARD

madivakmadivak

2.4k
13
17
1m 12w RGB LED WiFi Artnet Controlled Cubes
Project Owner Contributor

LUMOS

Charles YarnoldCharles Yarnold

118
0
0
Using the RDA5807 chip
Project Owner Contributor

Tinbox FM radio

DetoDeto

8.2k
8
5
Quick project to rebuild an 18V Li-Ion drill battery pack
Project Owner Contributor

18V Li-Ion drill battery pack rebuild

QuinnQuinn

671
3
3
Test and Tear down of an inexpensive 12 Volt Power bank.
Project Owner Contributor

The Cheap eBay Battery Pack

Patrick GentilePatrick Gentile

1.3k
2
2
Adjustable low voltage cut off utilizing an ATTINY85
Project Owner Contributor

Low Voltage Cut Off

Patrick GentilePatrick Gentile

87
0
0
A one-day build to replace expensive D cell alkaline batteries with an 18650 Li-ion rechargeable battery cell.
Project Owner Contributor

Baby Swing Battery Replacement

Brian GilbertBrian Gilbert

1.5k
511
0
This boombox sounds pretty loud. 2x50 W speakers running on DIY 18650 Li-Ion battery pack salvaged from old laptop batteries. In a wine box.
Project Owner Contributor

100 W portable bluetooth speaker

esenesesenes

587
2
0
How to build your own 18650 battery pack from scrapped laptop batteries, with built-in balance charger and protection circuit
Project Owner Contributor

18650 Li-ion 3s battery pack with balance charger

esenesesenes

569
570
4
SolarUPS devices can provide for constant, uninterruptible low voltage system power supply for low consumption equipment
Project Owner Contributor

SolarUPS V3 Solar Uninterruptible Power Supply

Gabor FutoGabor Futo

3.6k
53
36
This is a 0.8x0.6 inch board with AEM10941 solar harvesting IC charging a Lithium Ion battery
Project Owner Contributor

Solar harvesting into Li-ion battery

Jasper SikkenJasper Sikken

875
14
6
Simple solar charger 35V/8A with automatic MPPT supporting SLA/Li-Ion/LiFePO4 up to 8s
Project Owner Contributor

BrainDead MPPT Solar charger 35V/8A

Adam LučanskýAdam Lučanský

242
5
5
Proper Li-Ion battery monitor, protector, and balancer with diagnostics, and for an affordable price.
Project Owner Contributor

The Fully Automated BMS

ZoéZoé

7.9k
85
60
What you need to grade your scavenged cells for building balanced packs.
Project Owner Contributor

Minimalist Li-Ion Discharger/Capacity meter.

Daren SchwenkeDaren Schwenke

3k
40
34
Feature-packed over-discharge protection. Set the cell-count, minimum cell voltage and dip-time below threshold. Fully hackable!
Project Owner Contributor

Universal undervoltage lockout up to 34V input

JanJan

0
0
Project to integrate a solar batterycharger and battery monitor into the featherwing footprint
Project Owner Contributor

Solar charger/Battery Monitoring Featherwing

Oscar NilssonOscar Nilsson

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