SMART JERRY – Rechargeable Digital Caliper 6 Inche | 3-4 Month Runtime on a Single Charge | High Accuracy Vernier Caliper with LCD Screen & Backlight | Auto-Off Design Digital Caliper Measuring Tool

Price: $39.99 - $35.99
(as of May 01, 2026 12:13:57 UTC – Details)

Product description

THE ULTIMATE RECHARGEABLE DIGITAL CALIPER FROM SMART JERRY

Built for demanding workspaces. This calipers measuring tool combines durable zinc frame & hardened stainless steel jaws for long-lasting reliable ±0.001″ accuracy. Features 3-4 month of use per charge & a blue backlight screen for low-light condition. Engineered for those who depend on their tools.

ALL-METAL CONSTRUCTION FOR LASTING ACCURACY Sturdy Zinc Alloy Housing

Unlike other 6 inch digital calipers with plastic housing, the SMART JERRY measuring caliper is built with a durable, corrosion-resistant zinc alloy housing that ensures unwavering stability and protects against wear, impact, and environmental damage for a lifetime of reliable precision.

Stainless Steel Ruler & Measuring Jaws

Engineered for lasting precision, the hardened stainless steel ruler and measuring jaws provide a rigid, stable base that resists bending to ensure reliable accuracy over time.

APPLICATION OF MM MEASURING TOOL Outside Jaws

Measures external dimensions (OD, thickness)

Inside Jaws

Measures internal dimensions (ID, slot width)

Depth Probe

Measures depth of holes

Step

Measures step distance

USER-FRIENDLY DESIGN

1 Smart Auto On/Off 2 Clear Blue Backlight 3 Instant Unit Switch 4 Rechargeable Battery 5 IP54 Protection

Specifications

Status Brand New Material Zinc Alloy Housing + Stainless Steel Measuring Jaws & Ruler Measuring Range 0 – 6” (0 – 150 mm) Measurement Units Inch & Millimeter (in/mm) Display / Screen LCD with Blue Backlight Resolution 0.0005” (0.01 mm) Accuracy ±0.001” (±0.02 mm) Ingress Protection (IP) Rating IP54 (Dust & Water Splash Resistant) Battery-Type Rechargeable Li-ion Battery Battery Capacity 3.7V, 120mAh Charging Time Approx. 20-30 min (via Type-C) Type-C Cable Included Yes Battery Runtime Approx. 3-4 Months (on a full charge) Battery Replacement Not Required (Built-in Rechargeable)

Is this digital caliber accurate and will it stay accurate over time?

Yes. It is engineered with a hardened stainless steel measuring system and a rigid zinc alloy frame to resist wear and deformation. Every caliper is also 100% quality-inspected before shipment to ensure and maintain high precision.

How long does the battery of this calipers measuring tool last on a single charge?

It runs for approximately 3-4 months on a full charge. The built-in, rechargeable Li-ion battery is designed to be used for years—simply recharge it via Type-C when needed, NO batteries replacement required.

How long does it take to fully charge the calibrador digital?

20-30 minutes​ for a full charge (Type-C cable included). The charging indicator light is red during charging and turns green when complete.

Is this caliper tool waterproof? Can I use it in my workshop?

This caliper features an IP54 rating, meaning it is protected against limited dust ingress and water splashes from any direction. (However, it is not fully waterproof and should not be submerged in water.)

What makes this measuring calipers more convenient than others?

It’s designed for hassle-free use: it auto-on when you start measuring, has a clear blue backlight​ for any lighting, instantly switches between inch/mm, and is powered by a long-lasting rechargeable battery—no more buying button cells!

All metal construction with zinc alloy frame & stainless steel ruler
0-6 inch measuring range with ±0.001 inch/±0.02 mm accuracy
Large 1.65”x0.55” LCD screen with backlight & 0.005 inch/0.01 mm resolution
Lasts 3-4 months on a single charge | Type-C charging cable included
Auto-off after 5 minutes of inactivity
DURABLE MATERIAL & PRECISION MEASUREMENT: Crafted with a premium zinc alloy frame and a hardened stainless steel ruler, this digital micrometer is built for long-lasting durability and resistance to wear. It delivers high-accuracy measurements up to 0.001 inch/0.02mm, ensuring reliable performance for professional machining, engineering, and DIY projects
CRYSTAL-CLEAR LCD & BLUE BACKLIGHT: The extra-large LCD screen​ delivers sharp, highly readable digits. The integrated vivid blue backlight​ instantly illuminates the display, ensuring clear and accurate readings in dimly lit environments like workshops, garages, or under machinery—eliminating guesswork and preventing reading errors in any lighting condition
LONG-LASTING BATTERY & TYPE-C RECHARGEABLE: Enjoy up to 3-4 months of runtime on a single full charge​ under normal use. The included Type-C charging cable​ offers modern, convenient, and fast recharging—no more hassle with expensive battery replacements like other similar digital calipers
IP54 WATER & DUST RESISTANCE: With an IP54 rating, this micrometer measuring tool is protected against dust ingress and water splashes from any direction. It’s ideal for use in demanding environments like workshops, ensuring reliable operation and longevity even in challenging conditions
SMART AUTO-OFF & INSTANT UNIT CONVERSION: Equipped with an energy-saving auto-off function​ (after 5 minutes of inactivity) and a manual off button (press & hold for 2 seconds). Instantly switch between inch and millimeter units​ with a single button, streamlining your workflow for maximum efficiency

Product summary

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