(The cut off for most cells is 2.8v or 2.5v). You must accept these conditions before purchasing. Such as iphone / Samsung / Lumia / Huawe / Sony, etc. This is known as conditioning the battery. This will invalidate your warranty.
eBay
Stretchable Wireless Bluetooth D3 Gamepad For Mobile Phone Android Retractable Gamepad Joystick For
Aliexpress UK
Compact and portable. Fast and 100% assured, get the item you ordered or get your money back. The main body bracket can be stretched up and down. Always believe we can solve problems by communication if there are any problems.
eBay
MG09 Wireless Bluetooth Game Controller for PC Mobile Phone TV BOX Computer Tablet Joystick Gamepad
Aliexpress UK
Movable buckle design, double-sided silicone, does not hurt the phone, compatible with a variety of thickness phones. Key position: four input heads. Install and use, simple and convenient for installation.
eBay
G21 Mobile Phone Game Trigger Gamepad Joystick 6-Finger Aim Shooting L1 R1 Key Button PUBG Game
Aliexpress UK
5300RPM Cooling Fan Vertical Stand Multi USB Cooler For Xbox Series X Console. 1680D Oxford Dust Cover Waterproof Protective Sleeve for Xbox Series X Console. 3 Brake Pedal Throttle Clutch Spring For LOGITECH G25 G27 G29 G920 Accessories.
eBay
Stretchable Wireless Bluetooth D3 Gamepad For Mobile Phone Android Retractable Gamepad Joystick For
Aliexpress UK
【Six finger operation. This item might be your best choice. This item might be your best choice. Note 3: After installing the triggers, you can leave the screen off for 5 seconds, then turn it back on to play.
eBay
Pubg Controller Metal Pubg Mobile Trigger Fire Button Aim Key Mini Gamepad Android Gaming Joystick
Aliexpress UK
Cell Phones & Accessories. Pet Supplies. Color: white, red, blue, black. Lightweight and it is easy to remove without leaving any glue residue or causing. Size: About 2 2 0.3cm. Material: Silicone. Sporting Goods.
eBay
Cell Phone Gamepad Joystick For iPhone Android Control Bluetooth Controller Trigger Pubg Mobile Game
Aliexpress UK
The trigger can be reversed by 180°, making your installation easier, and it will not be stuck when installing the phone. Reversing the trigger can make the "custom layout" operation easier. The matte surface can enhance and improve your comfortable grip.
eBay
Cell Phone Gamepad Joystick For iPhone Android Control Bluetooth Controller Trigger Pubg Mobile Game
Aliexpress UK
eBay
1Pair ABS Black Shark Mobile Phone PUBG Game Trigger Aim Shooting L1R1 Key Button Gamepad Joystick
Aliexpress UK