From aliexpress This is a cool light bar that reacts to music and sound unfortunately it does not have a battery inside in this version Post Views: 606
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Garmin Vivoactive HR teardown
Unfortunately my Garmin Vivoactive HR got into the water and died. So here it is in pieces… Sadly the Vivoactive is not made for swimming which I forgot because I also have the Garmin Forerunner which is Ok in the water. Otherwise, the Garmin Vivoactive HR is a great watch and very useful. The screen […]
Dyson defect battery
This Dyson battery started blinking red for ever. So here what I found in this battery of Dyson. I suppose it is the same on pretty much all Dyson Vacuum Cleaners like the Dyson V10 or Dyson V11. I think this one was a Dyson V8. The cells are 18650 Li-Ion Cells. I measured the […]
Mosquito repeller by ultrasounds
This mosquito repeller is producing high frequency noise (a high pitched beeeeeeeeeepppppppp) to scare mosquitos away. Does it work? I still have to make sure it works by going to a mosquito infested area 🙂 mosquito repellent device with solar charger. Post Views: 104
Dyson V6-V7-V8 vacuum cleaner Battery Pa...
My Dyson battery died with the red blinking LED syndrome. I opened it to see what is in my Dyson Battery. The Dyson Battery uses 18650 lithium-ion rechargeable batteries. Post Views: 304
Ryobi Li-ion battery pack (Similar to Bo...
18volts Ryobi BPL 1820 46Wh battery pack for powertools Made of 10 li-ion batteries of 3.7volts. The charging board with the controlling ic. The Ryobi Fuel Gauge indicates red orange and green. Among the top power tools & cordless drill you can find are the followings: Makita XFD10R DeWalt DCD790D2 Milwaukee 2703-22 Bosch DDS182 Rockwell […]
Easy motion ebike battery
This is the battery of an Easy Motion li-ion electrical bike It is made of 30 18650 li ion batteries. The voltage regulator of the battery pack Post Views: 212
Bosch Powerpack 500 Electrical Bike
This is a Bosch Powerpack 500 for an electrical bike. It contains 40 18650 cells of 3300mAh each. Total is about 36volts, 19400mmAh or 500Whr. A vast choice of electric bicycles on Amazon check for free delivery The 18650 cells were mostly empty due to their long past life. Here a some of the best […]