![Why won't the lights work. It won't charge or anything. I'm getting 18v from the charger but the battery stays dead. Brand new batterie, old charger. Would light up when charging old Why won't the lights work. It won't charge or anything. I'm getting 18v from the charger but the battery stays dead. Brand new batterie, old charger. Would light up when charging old](https://i.redd.it/ytxpxkirtq051.jpg)
Why won't the lights work. It won't charge or anything. I'm getting 18v from the charger but the battery stays dead. Brand new batterie, old charger. Would light up when charging old
![After seeing someone hack up their fan to run 12V, I figured I could use a dead battery shell and make a battery eliminator so you don't have to mod the tool : After seeing someone hack up their fan to run 12V, I figured I could use a dead battery shell and make a battery eliminator so you don't have to mod the tool :](https://preview.redd.it/992gd4apitu71.jpg?width=640&crop=smart&auto=webp&s=e036b12b9b16ebc79bbcc3107d6dbd0a27ba1d66)
After seeing someone hack up their fan to run 12V, I figured I could use a dead battery shell and make a battery eliminator so you don't have to mod the tool :
![RYOBI ONE+ HP 18V Brushless 14 in. Cordless Battery Dethatcher/Aerator with (2) 4.0 Ah Batteries and Charger P2740 - The Home Depot RYOBI ONE+ HP 18V Brushless 14 in. Cordless Battery Dethatcher/Aerator with (2) 4.0 Ah Batteries and Charger P2740 - The Home Depot](https://images.thdstatic.com/productImages/47097c52-07ba-47df-86fd-672e1e78481c/svn/ryobi-cultivators-p2740-1d_600.jpg)
RYOBI ONE+ HP 18V Brushless 14 in. Cordless Battery Dethatcher/Aerator with (2) 4.0 Ah Batteries and Charger P2740 - The Home Depot
![Advice on Ryobi pack repair. Some cells are reading a voltage of 0.1 to 0.3 millivolts, ie not 1 to 3 volts. I'm wondering if these cells are protected or locked, or Advice on Ryobi pack repair. Some cells are reading a voltage of 0.1 to 0.3 millivolts, ie not 1 to 3 volts. I'm wondering if these cells are protected or locked, or](https://preview.redd.it/advice-on-ryobi-pack-repair-some-cells-are-reading-a-v0-65gpdgtu28f81.jpg?width=640&crop=smart&auto=webp&s=85aa115e2a112636fa4d380e0e2ef4ab35b6973e)
Advice on Ryobi pack repair. Some cells are reading a voltage of 0.1 to 0.3 millivolts, ie not 1 to 3 volts. I'm wondering if these cells are protected or locked, or
![How to bring a Dead RYOBI battery back to life revive / rejuvenate / fix rechargeable NiCd battery - YouTube How to bring a Dead RYOBI battery back to life revive / rejuvenate / fix rechargeable NiCd battery - YouTube](https://i.ytimg.com/vi/nvbnaKXZGoA/maxresdefault.jpg)
How to bring a Dead RYOBI battery back to life revive / rejuvenate / fix rechargeable NiCd battery - YouTube
![Take it apart: Ryobi P108 4Ah Cordless Drill/Tool Battery teardown & disassembly for Samsung 18650 | Power tool batteries, Lithium battery, Ryobi Take it apart: Ryobi P108 4Ah Cordless Drill/Tool Battery teardown & disassembly for Samsung 18650 | Power tool batteries, Lithium battery, Ryobi](https://i.pinimg.com/originals/48/5d/5c/485d5c85643efbf65dccc302fcb43d2c.jpg)
Take it apart: Ryobi P108 4Ah Cordless Drill/Tool Battery teardown & disassembly for Samsung 18650 | Power tool batteries, Lithium battery, Ryobi
![RYOBI 18V DC Charger 720313001 & 130109022 18V 1.5Ah Dead Battery | Power Tools | Gumtree Australia Knox Area - Rowville | 1308389058 RYOBI 18V DC Charger 720313001 & 130109022 18V 1.5Ah Dead Battery | Power Tools | Gumtree Australia Knox Area - Rowville | 1308389058](https://gumtreeau-res.cloudinary.com/image/private/t_$_20/gumtree/1436bc86-ced0-47c5-8ecf-b8438c557c12.jpg)