Specifications of our Product

Technical Specification

1.  Cabinet Body

Material
Material	Galvanized steel sheet
Steel sheet thickness	0.8 mm
Surface finish	Electrostatic powder coating
Color	Per customer confirmation
Dimensions & layout *
Cabinet size *	1500 W × 2000 H × 600 D mm (main and sub cabinet share the same body) *
Column widths *	3 columns: 400 / 500 / 400 mm *
Left column heights *	250 / 450 / 450 / 450 / 300 mm (5 compartments) *
Middle column heights *	550 / 450 / 900 mm (3 compartments) *
Right column heights *	400 / 750 / 750 mm (3 compartments) *
Main cabinet *	10 storage compartments; top middle compartment = screen / controller area (non-storage) *
Sub cabinet *	11 storage compartments, no screen, controlled by the main cabinet *
Total compartments *	21 (main 10 + sub 11) *
Environment	Indoor

2.  Touch Screen

System
CPU	quad-core Cortex
GPU	Mali-G52
OS	Android
RAM	2 GB
Storage	32 GB eMMC
Display
Screen size	10.1 inch IPS full-view LCD
Resolution	800 × 1280
Brightness	400 cd/m²
Viewing angle	Full viewing angle
Touch	Capacitive, 3-point touch
Front protection	IP65 waterproof & dustproof
Electrical
Working voltage	DC 12 V / 24 V ±5%
Max current	2 A @12 V · 1 A @24 V
Power ripple	< 120 mV
Interfaces
Serial	2 × RS232, convertible to TTL 3.3 V) · 2 × RS485
USB	3 × USB 2.0 Host · 1 × USB 3.0 Host · 1 × USB Type-C Device (flashing / ADB) · total output ≤ 2 A
CAN	2 ports
GPIO	4 ports, 5 V level, max 20 mA drive, VCC out 5 V / 500 mA
Audio	Stereo speaker output 4 Ω 3 W
Card slots	1 × TF · 1 × Nano SIM (no hot-swap)

Network
Wi-Fi	Wi-Fi 6 dual-band 2.4 G / 5 G, IEEE 802.11 b/g/n/ac/ax
Bluetooth	BT 5.4
Ethernet	1 × RJ45, 10/100 Mbps adaptive
4G	Global Cat4 module: LTE FDD/TDD, WCDMA, GSM
Positioning	GPS, external active antenna, 2 m cable
Mechanical & environment
Dimensions	262 × 176 × 33.6 mm
Weight	≈ 1.1 kg
Operating temp.	−10 ~ 50 °C
Storage temp.	−20 ~ 60 °C
Operating humidity	5% ~ 60% RH
Storage humidity	0% ~ 90% RH
EMC
ESD	Level 3
EFT	Level 3
Surge	Level 3
Conducted RF immunity	Level 3
Radiated emission	Class B

3.  Electromagnetic Lock

Structure
Housing	Fully enclosed 0.8 mm SPCC cold-rolled steel
Plating	0.005 mm blue-zinc electroplating
Internal plastic	PC + 30% GF + flame retardant
Resistance	Waterproof, oil-proof, organic-solvent resistant
Electrical
Working voltage	DC 12 V ±1 V
Recommended supply	12 V / 2 A
Max instantaneous current	< 3 A
Energizing time	≈ 300 ms
Actuation	Electromagnet (coil temp. < 130 °C)
Manual release	Emergency release lever
Feedback & wiring
Status feedback	Micro switch WK-03 (lock / door-closed status)
Cable	UL-2468, 24 AWG, cold-resistant to −40 °C
Wire colors	Red = coil power · White = feedback signal
Connector / length	Customizable
Performance
Latching force	2.0 ~ 2.5 kgf
Spring-open force	2.0 ~ 2.5 kgf
Electromagnetic force	2.5 N
Max unlock load	≤ 10 kg
Installation
Mounting	Vertical on inner side wall, release lever facing down
Mounting holes	3 × M5 threaded (A/B/C)
Screw torque	< 8 kgf·cm
Size	75.7 × 55.2 × 20 mm

Weight	≈ 108 g
Environment
Operating temp.	−20 ~ 70 °C
Storage temp.	−25 ~ 75 °C
Operating humidity	10% ~ 80% RH
Storage humidity	5% ~ 95% RH
Reliability tests
Life	50,000 unlock cycles (1 per 15 s)
Impact	500 g hammer, 10 g / 6 ms — door stays closed
Salt spray	48 h, 35 °C, 5% NaCl — no visible corrosion
High / low temp.	+75 °C / −25 °C storage 24 h; +70 °C / −20 °C operation 4 h — normal
Damp heat	+75 °C / 95% RH, 48 h — normal
Drop	Package 600 mm face / 450 mm corner & edge — normal

4. Lock Control Board

Hardware
Lock channels	18 independent channels, LED per channel (door open = ON)
Functions	Lock open control, lock-status detection, door detection & alarm
Communication	RS485, 9600 bps
Address	1 ~ 199 (set via +/− buttons, auto-saved)
Cascading	Multi-board cascade (sub cabinet → main)
Door logic	Normally open / normally closed selectable
Electrical
Working voltage	9 ~ 24 V DC
Lock voltage	9 ~ 18 V DC
Unlock current	< 3 A
Static current	≤ 35 mA @12 V
Power supply type	Switching power supply
Lock port pinout	P1 +12~15 V · P2 low-level control · P3 detection · P4 GND
Power / bus port	RS485-A, RS485-B, +12 ~ 24 V, GND
Protection
Protection	Reverse polarity, RS485 miswiring, lock short-circuit (shows “Er + channel”, unlock blocked & reported), lightning surge, ESD
ESD level	Level 3
Enclosure	Waterproof & dustproof design
Mechanical & environment
Board size	140 × 65 mm
Mounting hole	Ø 3 mm
Operating temp.	−40 ~ 85 °C
Humidity	0% ~ 90% RH, non-condensing

5.  Switching Power Supply

Main cabinet
Input	AC 100 ~ 240 V, 50/60 Hz
Output	DC 12 V / 6 A
Dimensions	99 × 97 × 30 mm
Weight	≈ 0.22 kg
Sub cabinet
Input	AC 100 ~ 240 V, 50/60 Hz

Output	DC 12 V / 3 A
Dimensions	99 × 82 × 30 mm
Weight	≈ 0.155 kg

6.  Cables & Accessories

Items
AC power cord	EU three-pin (Type C/F), 250 V / 13 A · 2 pcs
Cascade cable	RS485 communication between main and sub cabinet · 1 pc
Screen–board signal cable	0.5 mm² · 1 pc (main)
Lock cable	Two-core 0.2 mm² · 21 pcs (1 per lock)
DC power cables	Screen power cable ×1 (main) · lock board power cable ×2
Speaker	4 Ω 3 W, connected to screen speaker output · 1 pc (main)
Adjustable feet	Indoor type with rubber pad · 4 per cabinet, 8 pcs
Number labels	1 per compartment door · 21 pcs

• System

Items
Software	Smart Locker management platform — QR code payment, configurable free or paid access, remote monitoring & admin backend (demo account provided)
Network	GPS, Wi-Fi / LAN also supported
Power	AC 220–240 V, 50 Hz, EU plug (Type C/F)
Certification	CE (LVD + EMC, per EN 60204-1 / EN 61000-6-x series) · RoHS 2.0 compliant

*note: these numbers will be customized and are just placeholders.