A 9 a.m. call with a dim webcam is the wrong moment to squint at an unlabeled vial. The best label maker for peptide vials prints small, legible labels that survive water, oil and alcohol, because a vial label that smudges is worse than none. We compared four label makers by resolution, label width, connectivity, extras and stated warranty, using only what each listing publishes.
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Quick picks
Best Overall NIIMBOT M2 Label Maker: 300DPI thermal transfer, waterproof labels, 2-year warranty Check price on Amazon
Best Keyboard SUPVAN E11 Label Maker: Keyboard and app, 4 tapes, 0.2 in margin, 2-year warranty Check price on Amazon
Best Compact NIIMBOT B1 Label Maker: 2-inch Bluetooth, 203dpi, 18-month warranty Check price on Amazon
Best Templates Phomemo M110 Label Maker: 6000+ app templates, 20 to 50mm labels, Bluetooth 4.0 Check price on Amazon
The picks
| # | Product | Office Score | Buy |
|---|---|---|---|
| 1 | NIIMBOT M2 Label Maker | 9.6/10 | Buy on Amazon |
| 2 | SUPVAN E11 Label Maker | 9.5/10 | Buy on Amazon |
| 3 | NIIMBOT B1 Label Maker | 9.5/10 | Buy on Amazon |
| 4 | Phomemo M110 Label Maker | 9.4/10 | Buy on Amazon |

NIIMBOT M2 Label Maker
A 300DPI thermal transfer label maker for vials, with waterproof labels, a gold ribbon, 3 tapes and a 2-year warranty.
Pros
- Thermal transfer at 300DPI, sharper than the 203dpi picks
- Labels stated waterproof, oil-proof and alcohol-proof
- Ships 3 tapes and a gold ribbon
- 2-year warranty stated
Cons
- Works only with M2-series labels, per the listing
- 795g is the heaviest pick here
- 7.05 x 4.28 x 2.99 in needs desk space
- No safety certification is stated
Detailed Review
The listing describes a 300DPI thermal transfer label maker titled for vials, with labels stated waterproof, oil-proof, alcohol-proof, wear-resistant and scratch-resistant, and able to withstand high and low temperatures. It ships with 3 rolls of label tape (one white 40x20mm, two matte black 40x20mm) and a gold ribbon, prints 20-50mm wide, and connects over Bluetooth to phones or to a PC over USB. The listing states a 2-year warranty. No contradictions between the title, bullets and spec table were found.
Who it's for: labs and small businesses labeling vials that face water, oil and alcohol. Who should skip it: anyone wanting standard thermal labels, since only M2-series labels work.
Its Office Score of 9.6/10 comes from performance 33/35, build 21/25, value 22/25, safety 0/10 and warranty 3/5: 79 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Resolution | 300DPI |
|---|---|
| Type | Thermal transfer |
| Labels | 20-50mm width |
| Extras | 3 tapes, gold ribbon |
Figures as published on the retailer listing, collected 18 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. This product does not plug in or run on a battery, so safety is not part of its score. 2 years. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 3 of 5. See How We Pick.
Shredder and printer safety. Keep hair, ties, jewelry, children and pets away from the feed slot, use the safety lock, unplug when not in use, and give printers and adapters room to vent.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.

SUPVAN E11 Label Maker
A keyboard and Bluetooth label maker with 4 tapes, 203dpi, a 0.2 in minimal margin and a 2-year warranty.
Pros
- Keyboard prints without a phone
- Ships 4 tapes: continuous and die-cut
- Minimal margin of 0.2 in saves label material, per the listing
- 2-year warranty stated
Cons
- The bullets list 5.7 x 2.9 x 1.3 in while the spec table lists 5.8 x 3.1 x 1.5 in
- 203dpi, not the 300DPI of the M2
- Smartphones only; no PC driver stated
- No safety certification is stated
Detailed Review
The listing describes a label maker with both a keyboard and Bluetooth app control, 203dpi, a 1200mAh battery with up to 1 month of use per charge, and a minimal margin of 0.2 in. The box includes 4 tapes: two white continuous 15mm x 6m and two white die-cut 12mm x 40mm. The app offers 30+ fonts and 660+ icons in 17 languages. One contradiction: the bullets list dimensions of 5.7 x 2.9 x 1.3 in while the spec table lists 5.8 x 3.1 x 1.5 in; we trust the bullets.
Who it's for: quick frequent labeling by keyboard or app. Who should skip it: anyone needing wide labels, since the tapes run 12 to 15mm.
Its Office Score of 9.5/10 comes from performance 29/35, build 20/25, value 22/25, safety 0/10 and warranty 3/5: 74 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Resolution | 203dpi |
|---|---|
| Tapes | 4 included |
| Battery | 1200mAh |
| Margin | 0.2 in |
Figures as published on the retailer listing, collected 18 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. No safety lock or safety listing is stated, so safety scores zero. 2 Year Manufacturer. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 3 of 5. See How We Pick.
Shredder and printer safety. Keep hair, ties, jewelry, children and pets away from the feed slot, use the safety lock, unplug when not in use, and give printers and adapters room to vent.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.

NIIMBOT B1 Label Maker
A 2-inch inkless Bluetooth label printer with 203dpi, an app with 1500+ symbols and an 18-month warranty.
Pros
- Inkless thermal printing with auto-shutoff, per the listing
- App with 30+ fonts, 100+ borders and 1500+ symbols
- Auto-detects label size, per the listing
- 18-month warranty stated
Cons
- The title says 1 roll while the bullets say 2 white label rolls
- 203dpi, not the 300DPI of the M2
- Monochrome only
- No safety certification is stated
Detailed Review
The listing describes a 2-inch inkless Bluetooth thermal label printer with 203dpi, 293g, measuring 2.4 x 3.6 x 5.2 in, controlled through the NIIMBOT app with 30+ fonts, 100+ borders and 1500+ symbols. The app auto-detects label size, and the battery auto-shuts off after 15 minutes of inactivity. One contradiction: the title says it came with 1 roll of white labels while the bullets say it includes 2 rolls; we trust the bullets' 2 rolls. The listing states an 18-month warranty.
Who it's for: home and small business label printing from phone or PC. Who should skip it: anyone needing color or wide labels.
Its Office Score of 9.5/10 comes from performance 28/35, build 20/25, value 20/25, safety 0/10 and warranty 3/5: 71 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Resolution | 203dpi |
|---|---|
| Width | 2 in |
| App | NIIMBOT app |
| Battery | Auto-shutoff 15 min |
Figures as published on the retailer listing, collected 18 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. No safety lock or safety listing is stated, so safety scores zero. 18 months. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 3 of 5. See How We Pick.
Shredder and printer safety. Keep hair, ties, jewelry, children and pets away from the feed slot, use the safety lock, unplug when not in use, and give printers and adapters room to vent.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.

Phomemo M110 Label Maker
A 2-inch Bluetooth thermal label maker with 203dpi, 6000+ app templates and Bluetooth 4.0 with a 33 ft range.
Pros
- Print Master app with 6000+ templates, per the listing
- Label width range of 20 to 50mm
- Bluetooth 4.0 with up to 33 ft range and 2-second connection, per the listing
- Excel batch printing supported, per the listing
Cons
- The spec table lists 1 pages_per_minute and also 30 pages_per_minute
- Only a limited warranty with no term is stated
- Not for shipping labels, per the listing
- Monochrome only
Detailed Review
The listing describes a 2-inch Bluetooth thermal label printer with 203dpi, a label width range of 20 to 50mm, and the Print Master app with 6000+ templates, OCR and Excel batch printing. Bluetooth 4.0 connects in 2 seconds with up to 33 ft of range, and the box includes a starter roll and a USB-C cable. One contradiction: the spec table lists Maximum Copy Speed as 1 pages_per_minute and B&W Pages per Minute as 30; the table contradicts itself, so no speed figure is trustworthy. The listing states only a limited warranty with no term.
Who it's for: home and office label printing with lots of templates. Who should skip it: anyone needing shipping labels, which the listing rules out.
Its Office Score of 9.4/10 comes from performance 28/35, build 20/25, value 19/25, safety 0/10 and warranty 0/5: 67 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Resolution | 203dpi |
|---|---|
| Width | 20-50mm |
| Connectivity | Bluetooth 4.0, USB-C |
| Templates | 6000+ |
Figures as published on the retailer listing, collected 18 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. This product does not plug in or run on a battery, so safety is not part of its score. No warranty term, so warranty scores zero. See How We Pick.
Shredder and printer safety. Keep hair, ties, jewelry, children and pets away from the feed slot, use the safety lock, unplug when not in use, and give printers and adapters room to vent.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.
As an Amazon Associate I earn from qualifying purchases.
Compare the picks
| Label maker | Office Score | Resolution | Labels | Warranty | Amazon |
|---|---|---|---|---|---|
| NIIMBOT M2 Label Maker | 9.6/10 | 300DPI | 20-50mm | 2-year | View on Amazon |
| SUPVAN E11 Label Maker | 9.5/10 | 203dpi | 15mm and 12mm tapes | 2-year | View on Amazon |
| NIIMBOT B1 Label Maker | 9.5/10 | 203dpi | 2 in | 18-month | View on Amazon |
| Phomemo M110 Label Maker | 9.4/10 | 203dpi | 20-50mm | Not stated | View on Amazon |
Specifications are manufacturer rated as listed, collected 18 October 2026.
How we scored them
The Office Score weighs performance, build, value, safety and warranty. For label makers, safety covers stated safety features and certifications; none of the four listings states any, so none earns certification points here. Three state a warranty with a concrete term: 2 years on the NIIMBOT M2 and the SUPVAN E11, and 18 months on the NIIMBOT B1; the Phomemo M110 states only a limited warranty with no term. How we pick explains the weights.
| Product | Office Score | Perf. /35 | Build /25 | Value /25 | Safety /10 | Warranty /5 |
|---|---|---|---|---|---|---|
| NIIMBOT M2 Label Maker | 9.6 | 33 | 21 | 22 | 0 | 3 |
| SUPVAN E11 Label Maker | 9.5 | 29 | 20 | 22 | 0 | 3 |
| NIIMBOT B1 Label Maker | 9.5 | 28 | 20 | 20 | 0 | 3 |
| Phomemo M110 Label Maker | 9.4 | 28 | 20 | 19 | 0 | 0 |
Scores run from 9.2 to 9.8: each product’s point total is placed on that range, so more points always means a higher score.
How to choose the best label maker for peptide vials
Pick thermal transfer for durability
The NIIMBOT M2 uses thermal transfer at 300DPI, and its listing states the labels are waterproof, oil-proof, alcohol-proof, wear-resistant and scratch-resistant, and withstand high and low temperatures. The other three are standard thermal printers at 203dpi. Vials meet alcohol and cold, so durability is the first filter.
| Label maker | Resolution | Label width |
|---|---|---|
| NIIMBOT M2 Label Maker | 300DPI | 20-50mm |
| SUPVAN E11 Label Maker | 203dpi | 15mm and 12mm tapes |
| NIIMBOT B1 Label Maker | 203dpi | 2 in |
| Phomemo M110 Label Maker | 203dpi | 20-50mm |
Check the label width and extras
Vials are small: the M2 prints 20-50mm wide, the M110 takes 20-50mm labels, the B1 prints 2 in, and the E11 ships 15mm continuous and 12mm die-cut tapes with a 0.2 in minimal margin. The M2 ships 3 tapes and a gold ribbon; the E11 ships 4 tapes; the B1 ships label rolls; the M110 ships a starter roll. For more label printers, see label maker for home organization.
Check connectivity
All four connect over Bluetooth to a phone app; the B1, M110 and M2 also connect to a PC over USB. The M2 supports up to 10 phones at once, per its listing; the M110 connects in 2 seconds over Bluetooth 4.0 with a 33 ft range. The E11 adds a keyboard for printing without the app.
Compare the stated warranties
The NIIMBOT M2 and SUPVAN E11 state 2 years, the NIIMBOT B1 states 18 months, and the Phomemo M110 states only a limited warranty with no term. Longer coverage matters on the pricier machines. For small-business labeling, see label maker for automotive wiring.
Setup Notes
- Charge before first use: the B1 and M110 listings both say to charge fully before first use.
- The M2 works only with M2-series thermal transfer labels, per the listing; B1/B2/B21 labels will not print correctly.
- Measure the vial: label widths here run 12mm to 2 in, so pick the tape that fits.
- The E11 keyboard prints without a phone; the others need the app or a PC driver.
Frequently Asked Questions
Which is the most durable label?
The NIIMBOT M2. Its listing states thermal transfer labels that are waterproof, oil-proof, alcohol-proof, wear-resistant and scratch-resistant, and withstand high and low temperatures.
Which print from a keyboard?
The SUPVAN E11. It prints directly via its keyboard or through the app over Bluetooth, per the listing.
Which have a stated warranty term?
Three: 2 years on the NIIMBOT M2 and the SUPVAN E11, and 18 months on the NIIMBOT B1. The Phomemo M110 states only a limited warranty with no term.
Which connect to a PC?
The NIIMBOT B1, Phomemo M110 and NIIMBOT M2, all over USB with a driver or cable. The SUPVAN E11 lists smartphones as its compatible devices.
Related guides
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