The Nitecore NPB2 power bank is equipped with 2 x 5000mAh 21700 li-ion batteries and provides an energy density of 169mWh/g. Lightweight and compact, the power bank is ideal for keeping your electronics powered up when you're on the go.
The NPB2 features micro USB input and dual USB-A output for convenient charging with a maximum output of 18W. With the total 10,000mAh, the power bank can provide an iPhone 11 with 2 full charges and a headlamp such as the Nitecore NU32 with 4.5 charges.
To ensure you're aware of how much power the NPB2 has, the unit has a power level display which is activated by tapping the touch icon. Three indicators will show if the NPB2 is at approximately 100%, two indicators means approx. 70% and one indicator is for approx. 30%.
The Nitecore NPB2 offers multiple safeguards to keep you and your devices safe, including:
– Overcurrent protection
– Short circuit protection
– Over-discharge protection
– Overcharge protection
– Overvoltage protection
– Thermal protection

Anker 325 Power Bank (PowerCore 20K)
Anker Portable Charger, 325 Power Bank (PowerCore Essential 20K) 20000mAh Battery Pack with High-Speed PowerIQ Technology and USB-C (Input Only) for iPhone, Samsung Galaxy, and More
Ultra-High Cell Capacity: The massive 20,000mAh cell capacity provides more than 5 charges for iPhone XS, almost 5 full charges for Samsung Galaxy S10, more than 4 charges for iPhone 11, and over 2 and a half charges for iPad mini 5.
Advanced Charging Technology: Anker's exclusive PowerIQ and VoltageBoost technology combine to deliver an optimized charge to your devices, while the trickle-charging mode is the best way to charge low-power accessories.
Simultaneous Charging: Twin USB ports allow you to charge two devices at the same time. The USB-C port cannot charge other devices.
Versatile Recharging: With both a USB-C and Micro USB input port, you have more options over how you recharge. Recharging PowerCore with a 10W charger will take approximately 10.5 hours, while recharging with a 5W charger will take approximately 20 hours.
What You Get: Anker 325 Power Bank (PowerCore 20K) / PowerCore Essential 20000, Micro USB cable, welcome guide, our worry-free 18-month warranty, and friendly customer service. (USB-C cable, Lightning cable, and wall charger not included)

NB10000
Cell:Li-ion
Capacity:10,000mAh 3.85V (38.5Wh)
Rated Energy:6,400mAh 5V (TYP 1A)
Input:USB-C: 5V?2.4A / 9V?2A
Output:USB-C: 5V?3A / 9V?2A / 12V?1.5A
USB-A: 5V?3A / 9V?2A / 12V?1.5A
Dual Ports: 5V?3A (MAX)
Dimensions:121.9mm×59mm×10.6mm(4.8” ×2.32” ×0.42”)
Weight:150g±3g (5.29oz±0.11oz)
Accessories:USB Charging Cable (USB-A to USB-C)

RIVACASE 2602 Wireless QC / PD 20W battery
Product Features:
• 20000 mAh rechargeable battery.
• 10W wireless charging.
• Fast Charge Iphone – support 20W charging mode
Charge up to 4 times faster than conventional chargers!
Support : Power Delivery 20W , QC3.0 and other popular fast charging protocols.
USB-C input / output
You can use USB-C socket to charge devices and recharge battery itself.
Emergency laptop recharging via USB-C
Specification:
Li- Polymer battery: 3.7V 20000 mAh 74 Wh
• Input: Micro USB 5V 2A / 9V 2 (Support QC 3.0)
Type-C 5V 2A / 9V 2 (Support QC 3.0/PD 3.0)
• Output: WIRELESS 10w (Qi)
USB1 5V 3A / 9V 2? / 12V 1,5? (Support QC 3.0)
USB2 5V 3A / 9V 2? / 12V 1,5? (Support QC 3.0)
Type-C 5V 3A / 9V 2,2? / 12V 1,5? (Support PD 3.0)
• Size: 151x68x29 mm
Weight: 412 g.

Anker PowerCore III 20K mAh power bank

Anker Wireless Power Bank 10,000mAh, PowerCore III 10K Wireless Portable Charger with Qi-Certified 10W Wireless Charging and 18W USB-C Quick Charge for iPhone 12,Mini, Pro, iPad, AirPods, and More
The Anker Advantage: Join the 55 million+ powered by our leading technology.
Portable Wireless Charging: Qi-certified to provide up to 10W of wireless charging power to phones, earbuds, or other devices on the go.
High-Speed USB Charging: Connect to either the USB-C or USB-A port to give your phone or tablet a powerful charge up to 18W.
Desktop Mode: Use PowerCore as a wireless pad by connecting to a power supply via the USB-C port. Charge your device wirelessly while giving PowerCore's internal battery a full recharge.
What You Get: Anker 533 Wireless Power Bank (PowerCore 10K) / PowerCore III 10K Wireless, USB-C to USB-C cable, travel pouch, welcome guide, our 18-month warranty, and friendly customer service.