Is it suitable for professional use?

Yes. The 16-line 2H2V coverage, bright green beam, 4-degree self-leveling, manual mode, and rugged rubber-protected housing make it suitable for electricians, plumbers, tilers, carpenters, drywall installers, and general contractors.

16 Line Green Laser Level Self-Leveling ±4 Degree with USB-C Charging Kit

Name: 16 Line Green Laser Level Self-Leveling ±4 Degree with USB-C Charging Kit
Brand: Nantong Change Electric Tools Co., Ltd.
SKU: 2183159782

Jiangsu, ChinaNantong Change Electric Tools Co., Ltd.

US$21.30

500-999 Pieces

US$18.20

1,000+ Pieces

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

LL-16B

Beam Color

Green

Horizontal Line

Vertical Line

Size

42*35*14cm

Precision

±1mm/5m

Function Code

8V4h

Auto-Leveling Range(°)

±5

Vertical Accuracy

±1mm/5m

Transport Package

BMC Box or Bag

Specification

42*35*14cm

Trademark

Customization

Origin

China

HS Code

90153000

Production Capacity

120000

Key features

16-Line 2H2V Full-Room Coverage - two 360 degree horizontal + two 360 degree vertical lines project a continuous laser grid on all walls, floor, and ceiling from a single setup; no repositioning mid-j

Bright Green Beam Technology - 3-4x more visible than red laser, extending working range and maintaining clear visibility in brightly lit rooms and outdoor conditions

Self-Leveling +4 Degree + 3-Second Manual Mode - automatic leveling within seconds; long-press unlocks any-angle projection for stair rails, ramps, and sloped installations

USB-C Rechargeable Li-Ion Battery with Digital Percentage Display - removable pack with 0-100 percent display; charges with standard USB-C cables from power banks, laptops, or car chargers

Rugged Rubber-Protected Housing with Transport Lock - yellow ABS body with black protective bumpers absorbs job-site drops; pendulum lock secures the leveling mechanism in transit

Complete Mounting Ecosystem Included - carrying bag, wall bracket, magnetic bracket, rotating base, scissor lift, keyhole mounting plate, and tripod cover floor, wall, ceiling, and metal-surface setup

Professional Applications + OEM/ODM Customization - ideal for electricians, plumbers, tilers, carpenters, and drywall installers; full brand and packaging customization available

Company profile

Years of Export ExperienceIn-stock CapacityStandardized quality controlProduct Certification

Nantong Change Electric Tools Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 18 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.78h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with 3D design, ODM, OEM, and broad customization capabilities. It reports five production lines, 21–30 quality-control staff, multiple manufacturing and testing facilities, written inspection procedures, valid manufacturing contracts with related subcontractors, and inventory capability. R&D activity is evidenced by new products developed within the past year and five years of total R&D engineer experience. However, no supplier-management-system certification, overseas agents or branches, overseas showroom, or available SDK is reported. The supplier has attended the Canton Fair, but overseas service coverage is stated as zero countries. Financial records are indicated for the previous three years, but no financial performance details are provided. Customer relationships are suggested through OEM service for popular brands, although no specific customer names or cases are disclosed.

Supplier typeThe supplier explicitly describes itself as a professional technical supplier and operates in household-appliance manufacturing, sales, and related import/export activities. Its company description also identifies four brands established in Asia and Middle Eastern countries, supporting classification as a branded manufacturing supplier with technical capabilities.

CertificationsSupplier-management-system certification is explicitly reported as NIL. This is a stated absence of certification evidence for the specified management-system field.

R&D capabilityThe supplier reports professional technical R&D capability, five years of total R&D engineer experience, new products developed within the past year, 3D software design services, ODM capability, and OEM service for popular brands. It does not have an available SDK, but that limitation does not negate the documented product-development evidence.

Production capacityThe supplier operates five production lines, reports 21–30 quality-control staff, lists injection molding, mixing, winding, motor testing, vibration testing, gear measurement, and other equipment, and follows written finished-product inspection instructions. It also reports valid manufacturing contracts with related subcontractors, inventory capability, and one-month average lead times in both peak and off seasons.

Customization capabilityThe supplier explicitly supports customization from samples, minor and flexible customization, customization from designs, and full customization. Its 3D design services, ODM offering, and R&D-based design services provide additional direct evidence of product adaptation and development capability.

Product Q&A

Q:What does "16 lines" mean?

The LL-16B projects 2 x 360-degree horizontal lines and 2 x 360-degree vertical lines. Each 360-degree line appears as 4 line segments around the room (on four walls or floor/ceiling), so 2 horizontal + 2 vertical = 16 visible lines. This gives full-room reference coverage from a single setup.

Q:Is green laser better than red?

Yes. Green laser (520-532nm) is approximately 3-4 times more visible to the human eye than red laser, which means brighter, clearer lines and longer effective working range - especially valuable in brightly lit rooms and outdoor conditions.

Q:What if the surface is not level?

The self-leveling pendulum automatically corrects within 4 degrees and reaches level within seconds. If the tool is tilted beyond 4 degrees, the laser lines flash as an out of range warning so you can reposition it. For sloped applications like stair rails, press and hold the power button for 3 seconds to enter manual mode and lock any angle.

Q:How do I charge the battery?

The removable lithium-ion battery charges via a standard USB-C port using the included USB-A to USB-C cable. It can be charged from any USB charger, power bank, or laptop, and the blue digital display shows the charge percentage from 0 to 100 percent.

Q:How do I mount it?

The tool has a standard 1/4-inch thread and ships with a complete mounting ecosystem: wall bracket, magnetic bracket for metal surfaces, rotating base with fine adjustment, scissor-lift platform, keyhole mounting plate, and a professional tripod - covering floor, wall, ceiling, and metal-surface setups.