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
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
10PCS X DC Solar Panel 6V 100mA 167mA 183mA 333mA 500mA 583mA 750mA Solar Battery cell phone charger portable
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
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
Capacity: 10000000mAh. 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
1PCS 5V Solar Panel 2.5W 500mA With Wire Mini Solar System DIY For Battery Cell Phone Charger
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
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: 10000000mAh. 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
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
Saves you money on your electricity bill.
eBay
Solar Panel Kit 12V 30W IP65 Waterproof Solar Trickle Charger Portable Monocrystalline Solar Powered Battery Charger with
Aliexpress UK
Large Capacity Solar Power Bank:This 200000mAh solar power bank provides ample power for your devices, ensuring you stay connected on the go. Comprehensive Compatibility:Compatible with a wide range of devices including iPhones, Samsungs, Huaweis, and more, this solar power bank is a versatile choice.
eBay
Solar Panel 3W 5V Micro Solar Board Portable Fast Charger Polysilicon DIY Solar Cells System Mini Outdoor Battery Charger
Aliexpress UK