No Sew KL-YD47-C1 4500 mAh USB-C power bank
A 4500 mAh lithium-polymer power bank with built-in USB-C connector and pass-through charging for Android phones and other USB-C devices
- Total capacity4,500 mAh
- Battery chemistryLithium polymer
- Voltage5 V DC
- Output typeUSB Type C
- InputUSB Type C
- Measurements1.57 in × 2.91 in × 1.42 in
- Charges most Android phones 0.5 to 1 times with 4500 mAh capacity
- Built-in USB-C connector removes need for extra cable
- Pocket-size dimensions of 1.57 in x 2.91 in x 1.42 in
- Pass-through charging powers phone while power bank recharges
- Multiple safety protections guard against over-charging, over-discharging and short-circuit
What it is and who it's for
The No Sew KL-YD47-C1 is a 4500 mAh USB-C power bank built for Android phones such as Samsung Galaxy, Pixel, LG and OnePlus models. Its lithium-polymer cell delivers 5 V output through a built-in USB-C connector, so no separate cable is needed for charging the phone.
The spec that decides fit
The single USB-C port handles both input and output and supports pass-through charging, letting you top up the power bank while it powers your device. Capacity is rated at 4500 mAh, which the supplier says provides roughly .5 to 1 full charge for most compatible Android handsets.
Who should buy — and who shouldn't
This unit suits users who want an ultra-compact, cordless backup that slips into a pocket or purse for daily emergencies. It is not for buyers who need multiple simultaneous outputs, wireless charging, higher capacity for several full phone charges, or a Lightning connector for iPhone models.
How it compares
Measured against everything we stock in Portable Chargers & Battery Packs, at today’s prices. Recalculated every night.
- Price $18.99
- Cheaper than about 92% of the 1,307 comparable items (median $36.99).
Specifications
| Product | |
|---|---|
| Brand name | Kuulaa |
| Model name | KL-YD47-C1 |
| Part number | KL-YD47-C1 |
| Total capacity | 4,500 mAh |
| Product type | 4,500 mAh |
| Product color | Black |
| Ports & slots | |
| Output type | USB Type C |
| Input | USB Type C |
| Power | |
| Battery chemistry | Lithium polymer |
| Voltage | 5 V DC |
| Size & build | |
| Measurements | 1.57 in × 2.91 in × 1.42 in |
Questions about this item
How many phone charges does the 4500 mAh capacity actually give?
The 4500 mAh cell delivers roughly 0.5 to 1 full charge for most Android phones, depending on the handset's own battery size.
What does the USB-C port support for input and output?
The single USB-C port handles both 5 V input to recharge the bank and 5 V output to charge your device; no higher-voltage PD profiles are listed.
Will the 1.57 × 2.91 × 1.42 in dimensions fit in a small pocket or purse?
Yes, the lipstick-sized case measures 1.57 in wide, 2.91 in tall and 1.42 in deep, so it slides easily into a pocket or small bag.
More in Portable Chargers & Battery Packs
Similar items
Szfakuer FKE8002 power bank 10000mAh 22.5W USB-C Black
- 10,000 mAh
- Lithium ion
Techsmarter TSB7300 10000mAh 22.5W power bank with suction cups
- 10,000 mAh
- Samsung, Apple





