Client Challenges

A North American smart security brand developing next-gen touchscreen locks faced:

• Poor sunlight readability: Displays blurred under direct sunlight for PIN/notifications

• Excessive power drain: Always-on screens reduced battery life to <6 months

• Low-temperature failure: Touch lag/black screens at -20°C

• Oversized thickness: Display+touch module >3mm, limiting lock design

Huaxianjing Solution

1. 3.97" IPS Fully Laminated Display (Custom HXJ-397Q)

• 450nit high brightness: Maintains 8:1 contrast ratio under sunlight (300% visibility boost)

• Dynamic power management: Standby power <0.1mA, extends battery life to 18 months

• -30~85°C wide-temperature operation: Passed 72h thermal shock tests

2. 4" Ultra-Thin Capacitive Touchscreen (HXJ-400T)

• OGS full lamination: 2.2mm module thickness saves lock space

• Anti-mis touch algorithm: >99% accuracy with gloves/wet conditions

• IP65 rating: Resists outdoor splashes and dust

Results

• Client product won CES 2023 Smart Home Innovation Award with 35% price premium

• Zero display failures after 200+ daily touches (1M click endurance certified)

• 42% lower system power consumption enables 24-month battery life (4×AA)

Technical Edge

√ 720×720 resolution (4") for crisp UI
√ SPI+RGB dual interfaces for lock MCUs
√ 0.5mm Corning® cover glass impact resistance
√ Customizable AG coating (2H~9H hardness)

Client Voice
"Huaxianjing’s 4" display outperformed Japanese/Korean rivals in -25°C tests. Their lamination tech reduced our lock thickness by 28%, becoming a key US market selling point."
— Client Hardware Director

Request Samples
Upgrade your smart locks with military-grade displays:
mailbox:pangyuan@hxjdisplay.cn
 site:www.hxjlcd.com

(Data published with client approval. Specifications customizable.)

【High Visibility】【24-Month Battery Life】【Extreme Environment Ready】
Huaxianjing Group — Top 3 Global Smart Home Display Solutions Provider