The energy transformation from solar to electricity is rather slow and the solar charging speed is subject to sunlight intensity and panel conversion rate. Provide more. Greenlight on when charging by solar.
eBay
1/2PCS Mini Solar Panel 3/2/1/0.4W 12/6/3/1.5V Cell Module Polysilicon Board Outdoor DIY Solar Charger for Battery Phone Charger
Aliexpress UK
Stay powered up on the go with this high-capacity 20,000mAh Solar Power Bank.
eBay
10PCS X DC Solar Panel 6V 100mA 167mA 183mA 333mA 500mA 583mA 750mA Solar Battery cell phone charger portable
Aliexpress UK
Solar Panel: 1.5W/0.05mAh Polycrystalline. 1 x Solar Powered Power Bank With Embedded 4 Cables. Our portable charging power bank is a handy tool for camping,cycling,fishing,traveling,hiking and beaches.
eBay
1pc 1V 1.5V 2V Min Solar Panel 100mA 150mA 300mA 500mA DIY Solar kit for Battery Cell Phone Charger with connect wire
Aliexpress UK
Power Bank Built in Three output cables and one input cable. Also built in USB-A input cable for charging this portable battery. Among them, Type-C cable and USB-A output can provide 5V3.1A high-speed output, and micro and iPhone cable can provide 5V2.1A high-speed output.
eBay
Solar Panel 1V 2V 3V 4V 4.5V Mini Small Solar Panel Module Kit Multifunctional Solar Battery Charger Silicon for DIY Toy Board
Aliexpress UK
Capacity: 9000000mah. LED indicator and flashlight---never get caught off-guard, press the power button and see how much battery is left inside instantly; Long press the button to open flashlight when in dark.
eBay
10W 5V Portable Solar Panel USB Battery Charger Solar Charging Panel Waterproof Phone Power Bank for Camping Backpacking Hiking
Aliexpress UK
It can work perfectly in the darkness for its LED high brightness. Capacity: 9000000mAh. - Portable and Wide Applications: It is easy to carry as this solar power bank is small and compact with a carabiner clip.
eBay
DIY Charger USBA+Type C+DC Solar Controller Solar Panel Regulator QC2.0 3.0 PD2.0 3.0 Quick Charge Solar Charger DIY
Aliexpress UK
Utilize the energy of the sun while hiking or camping to stay connected. Its compact size, light weight and easy portability make it space-saving and perfect for outdoor adventures.
eBay
Solar Panel 3W 5V Micro Solar Board Portable Fast Charger Polysilicon DIY Solar Cells System Mini Outdoor Battery Charger
Aliexpress UK
Solar Panel: 1.5W/0.05mAh Polycrystalline. 1 x Solar Powered Power Bank With Embedded 4 Cables. Our portable charging power bank is a handy tool for camping,cycling,fishing,traveling,hiking and beaches.
eBay
Solar Panel Kit 12V 30W IP65 Waterproof Solar Trickle Charger Portable Monocrystalline Solar Powered Battery Charger with
Aliexpress UK