Cabinet locks - Zinc combination or key lock with integrated battery

🔐 General Description: Smart keypad and key lock for furniture — ideal for cabinets, drawers, sauna lockers, or filing cabinets. Enhanced security with zinc alloy construction, dual opening method (code or key), and a battery life of up to 2 years. Perfect for discerning DIYers seeking simplicity, reliability, and elegance. 📋 Technical Specifications: Robust and durable zinc alloy; Customizable code: 1 to 12 digits; Power supply: Built-in 250 mAh battery (DC 2.3–3.3 V); Battery life: ~2 years (20–50 openings/day); Installation hole diameter: 19–23 mm; Support thickness: Steel (0.5–12 mm) / Wood (0.5–22 mm); Operating temperature: −20 °C to +70 °C; Contents: 1 lock, 1 fixing kit, 1 key, 1 instruction manual. 🔧 Installation: Intuitive 5-minute installation — no complex tools required. Drill a 19–23 mm hole and attach the lock using the included hardware. Compatible with wood and steel. Perfect for beginners and pros alike. ⚡ Operation: Open in a flash: enter your code or use the mechanical key. Audible alarm when the battery is low (approximately 50 more openings available). After 3 incorrect code attempts, a 60-second temporary alarm sounds—maximum security without the stress. ℹ️ Other information: Ultra-low power consumption: standby current ≤ 2 µA, peak current ≤ 5 mA. Designed for long-lasting daily use. No external battery required—comes with a built-in, ready-to-use battery.