THINKSCALE TK-PS4C1 Shipping Scale, 440 lb, Hold & Tare

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Product guide

THINKSCALE TK-PS4C1 Shipping Scale, 440 lb, Hold & Tare

The THINKSCALE TK-PS4C1 shipping scale is listed with a 440-pound maximum capacity, Hold and Tare functions, and a backlit LCD. Its movable display and battery-or-adapter power options are intended to make package weighing easier in mailrooms and workspaces where large parcels can block the readout.

At a glance

Hold freezes the displayed weight when a large parcel obscures the screen, according to the listing.
Tare is intended to subtract container weight and show the net weight.
The LCD is described as backlit and mounted on a flexible cable for positioning around bulky packages.
The listing specifies weighing in kg, lb, and lb:oz.
Power is described as available from batteries or an AC adapter.

Price

$29.99Save 17%

Reference price: ~~$35.99~~

Price checked: Nov 13, 2026

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Pros and cons

Pros

Hold and Tare address two common shipping tasks: reading a blocked display and subtracting packaging weight.
A flexible display cable can help keep the readout visible beside larger parcels.
The listed capacity and weight modes cover a range of parcel sizes and unit preferences.

Technical specifications

15 specifications

Identity
Brand	THINKSCALE
Model	TK-PS4C1

Capacity and weighing
Maximum capacity	440 pounds
Readability and increments	10g
Minimum readability	1 oz / 20g
Weighing modes	kg, lb, and lb:oz
Scale type	Counter Scale
Measurement type	Digital

Display and controls
Screen technology listed	LCD
Functions	Hold & Tare Function,Backlit Display, Auto Shut Off

Construction and use
Form factor	Platform
Platform material	Plastic
Color	Gray
Recommended uses	Envelopes, Packages

Power
Power options	included batteries or AC adapter

What to know before buying

Listing details to confirm

The capacity and readability descriptions are inconsistent: the listing gives a minimum readability of 1 oz / 20g, while also specifying 10g increments and title wording of 1 oz. Confirm the intended lower-weight resolution if it matters for postage calculations. Battery wording also varies between a general claim of included batteries and an explicit list of 2 AAA batteries. The exact adapter connection is not specified.

What’s in the box

Included

Shipping scale
2 AAA batteries
USB AC Adapter

Who is it for?

A good fit for

Small businesses, mailrooms, or home shippers weighing envelopes and packages.
Users who need a Hold function or Tare for parcels weighed in a container.
Workspaces where a movable display and battery-or-adapter power are useful.

Less suited to

Buyers who require confirmed fine accuracy for very light letters without first clarifying the conflicting readability claims.
Users who need a verified specification for the adapter connector or an explicitly stated legal-for-trade certification.

THINKSCALE TK-PS4C1 Shipping Scale, 440 lb, Hold & Tare · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 1,723 ratings

5 stars76%76%
4 stars10%10%
3 stars6%6%
2 stars2%2%
1 star6%6%

Customer feedback highlights ease of use, readability, portability, and versatility, which are relevant for routine parcel weighing and a scale intended to handle both small and large products. Reports about accuracy and durability are mixed, including accounts of long service as well as early failure. That variability matters if the scale will see frequent use or if precise readings for light items are important. The listing's unresolved readability descriptions also make it sensible to confirm the required resolution before relying on it for postage.

Positive themes

Customers report that the scale is easy to use and that its display is easy to read.
Customers describe it as portable and useful for different weighing needs.

Mixed feedback

Customer feedback on accuracy is mixed.
Customer feedback on durability ranges from reports of long use to reports of failure after only a few uses.

Frequently asked questions

What is the stated maximum capacity?

The listing gives a maximum capacity of 440 pounds.

What weighing units are supported?

The listed modes are kg, lb, and lb:oz.

How do Hold and Tare work?

Hold is described as freezing the on-screen weight when a large item blocks the display. Tare subtracts container weight to show net weight.

What is included?

The explicit included-components list names the scale, 2 AAA batteries, and a USB AC Adapter. Another listing statement only says batteries and an AC adapter are included, so check the selected listing for the bundle details.